Home / 7,318.42-10,101.45-4,335.28

Finding the Fourth Proportional to 7,318.42, 10,101.45 and 4,335.28

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Solution

The fourth proportional to 7,318.42, 10,101.45 and 4,335.28 is: 5,983.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.42 : 10,101.45 = 4,335.28 : x
  2. Step 2: Convert to fraction form
    7,318.42/10,101.45 = 4,335.28/x
  3. Step 3: Cross multiply
    7,318.42x = 10,101.45 × 4,335.28
  4. Step 4: Simplify right side
    7,318.42x = 43,792,614.16
  5. Step 5: Solve for x
    x = 43,792,614.16/7,318.42
  6. Step 6: Final answer
    x = 5,983.89

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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.