Home / 9,757.52-13,465.28-5,281.18

Finding the Fourth Proportional to 9,757.52, 13,465.28 and 5,281.18

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Solution

The fourth proportional to 9,757.52, 13,465.28 and 5,281.18 is: 7,287.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,757.52 : 13,465.28 = 5,281.18 : x
  2. Step 2: Convert to fraction form
    9,757.52/13,465.28 = 5,281.18/x
  3. Step 3: Cross multiply
    9,757.52x = 13,465.28 × 5,281.18
  4. Step 4: Simplify right side
    9,757.52x = 71,112,567.43
  5. Step 5: Solve for x
    x = 71,112,567.43/9,757.52
  6. Step 6: Final answer
    x = 7,287.98

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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.