Home / 9,240.10-13,860.16-5,537.70

Finding the Fourth Proportional to 9,240.10, 13,860.16 and 5,537.70

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Solution

The fourth proportional to 9,240.10, 13,860.16 and 5,537.70 is: 8,306.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.10 : 13,860.16 = 5,537.70 : x
  2. Step 2: Convert to fraction form
    9,240.10/13,860.16 = 5,537.70/x
  3. Step 3: Cross multiply
    9,240.10x = 13,860.16 × 5,537.70
  4. Step 4: Simplify right side
    9,240.10x = 76,753,394.19
  5. Step 5: Solve for x
    x = 76,753,394.19/9,240.10
  6. Step 6: Final answer
    x = 8,306.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.