Home / 10,283.60-14,191.20-5,567.84

Finding the Fourth Proportional to 10,283.60, 14,191.20 and 5,567.84

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Solution

The fourth proportional to 10,283.60, 14,191.20 and 5,567.84 is: 7,683.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.60 : 14,191.20 = 5,567.84 : x
  2. Step 2: Convert to fraction form
    10,283.60/14,191.20 = 5,567.84/x
  3. Step 3: Cross multiply
    10,283.60x = 14,191.20 × 5,567.84
  4. Step 4: Simplify right side
    10,283.60x = 79,014,331.01
  5. Step 5: Solve for x
    x = 79,014,331.01/10,283.60
  6. Step 6: Final answer
    x = 7,683.53

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Half scale
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Double scale
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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.