Home / 11,685.18-17,527.68-2,920.04

Finding the Fourth Proportional to 11,685.18, 17,527.68 and 2,920.04

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Solution

The fourth proportional to 11,685.18, 17,527.68 and 2,920.04 is: 4,380.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,685.18 : 17,527.68 = 2,920.04 : x
  2. Step 2: Convert to fraction form
    11,685.18/17,527.68 = 2,920.04/x
  3. Step 3: Cross multiply
    11,685.18x = 17,527.68 × 2,920.04
  4. Step 4: Simplify right side
    11,685.18x = 51,181,526.71
  5. Step 5: Solve for x
    x = 51,181,526.71/11,685.18
  6. Step 6: Final answer
    x = 4,380.04

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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.