Home / 9,411.08-14,123.10-6,116.20

Finding the Fourth Proportional to 9,411.08, 14,123.10 and 6,116.20

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Solution

The fourth proportional to 9,411.08, 14,123.10 and 6,116.20 is: 9,178.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,411.08 : 14,123.10 = 6,116.20 : x
  2. Step 2: Convert to fraction form
    9,411.08/14,123.10 = 6,116.20/x
  3. Step 3: Cross multiply
    9,411.08x = 14,123.10 × 6,116.20
  4. Step 4: Simplify right side
    9,411.08x = 86,379,704.22
  5. Step 5: Solve for x
    x = 86,379,704.22/9,411.08
  6. Step 6: Final answer
    x = 9,178.51

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Half scale
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Similar ratio
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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.