Home / 9,381.04-14,066.92-3,138.92

Finding the Fourth Proportional to 9,381.04, 14,066.92 and 3,138.92

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Solution

The fourth proportional to 9,381.04, 14,066.92 and 3,138.92 is: 4,706.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,381.04 : 14,066.92 = 3,138.92 : x
  2. Step 2: Convert to fraction form
    9,381.04/14,066.92 = 3,138.92/x
  3. Step 3: Cross multiply
    9,381.04x = 14,066.92 × 3,138.92
  4. Step 4: Simplify right side
    9,381.04x = 44,154,936.53
  5. Step 5: Solve for x
    x = 44,154,936.53/9,381.04
  6. Step 6: Final answer
    x = 4,706.83

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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.