Home / 9,037.18-12,475.85-5,681.85

Finding the Fourth Proportional to 9,037.18, 12,475.85 and 5,681.85

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Solution

The fourth proportional to 9,037.18, 12,475.85 and 5,681.85 is: 7,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,037.18 : 12,475.85 = 5,681.85 : x
  2. Step 2: Convert to fraction form
    9,037.18/12,475.85 = 5,681.85/x
  3. Step 3: Cross multiply
    9,037.18x = 12,475.85 × 5,681.85
  4. Step 4: Simplify right side
    9,037.18x = 70,885,833.13
  5. Step 5: Solve for x
    x = 70,885,833.13/9,037.18
  6. Step 6: Final answer
    x = 7,843.80

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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.