Home / 9,683.36-13,367.46-7,444.45

Finding the Fourth Proportional to 9,683.36, 13,367.46 and 7,444.45

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Solution

The fourth proportional to 9,683.36, 13,367.46 and 7,444.45 is: 10,276.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,683.36 : 13,367.46 = 7,444.45 : x
  2. Step 2: Convert to fraction form
    9,683.36/13,367.46 = 7,444.45/x
  3. Step 3: Cross multiply
    9,683.36x = 13,367.46 × 7,444.45
  4. Step 4: Simplify right side
    9,683.36x = 99,513,387.60
  5. Step 5: Solve for x
    x = 99,513,387.60/9,683.36
  6. Step 6: Final answer
    x = 10,276.74

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Half scale
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Double scale
Find fourth proportional to 9,684.36, 13,368.84 and 7,445.45
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.