Home / 11,854.42-16,358.85-6,549.12

Finding the Fourth Proportional to 11,854.42, 16,358.85 and 6,549.12

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Solution

The fourth proportional to 11,854.42, 16,358.85 and 6,549.12 is: 9,037.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,854.42 : 16,358.85 = 6,549.12 : x
  2. Step 2: Convert to fraction form
    11,854.42/16,358.85 = 6,549.12/x
  3. Step 3: Cross multiply
    11,854.42x = 16,358.85 × 6,549.12
  4. Step 4: Simplify right side
    11,854.42x = 107,136,071.71
  5. Step 5: Solve for x
    x = 107,136,071.71/11,854.42
  6. Step 6: Final answer
    x = 9,037.65

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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.