Home / 7,708.33-10,681.46-7,240.15

Finding the Fourth Proportional to 7,708.33, 10,681.46 and 7,240.15

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Solution

The fourth proportional to 7,708.33, 10,681.46 and 7,240.15 is: 10,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.33 : 10,681.46 = 7,240.15 : x
  2. Step 2: Convert to fraction form
    7,708.33/10,681.46 = 7,240.15/x
  3. Step 3: Cross multiply
    7,708.33x = 10,681.46 × 7,240.15
  4. Step 4: Simplify right side
    7,708.33x = 77,335,372.62
  5. Step 5: Solve for x
    x = 77,335,372.62/7,708.33
  6. Step 6: Final answer
    x = 10,032.70

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Find fourth proportional to 7,709.33, 10,682.85 and 7,241.15
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.