Home / 10,220.60-14,104.26-5,683.10

Finding the Fourth Proportional to 10,220.60, 14,104.26 and 5,683.10

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Solution

The fourth proportional to 10,220.60, 14,104.26 and 5,683.10 is: 7,842.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220.60 : 14,104.26 = 5,683.10 : x
  2. Step 2: Convert to fraction form
    10,220.60/14,104.26 = 5,683.10/x
  3. Step 3: Cross multiply
    10,220.60x = 14,104.26 × 5,683.10
  4. Step 4: Simplify right side
    10,220.60x = 80,155,920.01
  5. Step 5: Solve for x
    x = 80,155,920.01/10,220.60
  6. Step 6: Final answer
    x = 7,842.58

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Half scale
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Double scale
Find fourth proportional to 10,221.60, 14,105.64 and 5,684.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.