Home / 8,624.14-12,924.52-3,938.34

Finding the Fourth Proportional to 8,624.14, 12,924.52 and 3,938.34

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Solution

The fourth proportional to 8,624.14, 12,924.52 and 3,938.34 is: 5,902.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.14 : 12,924.52 = 3,938.34 : x
  2. Step 2: Convert to fraction form
    8,624.14/12,924.52 = 3,938.34/x
  3. Step 3: Cross multiply
    8,624.14x = 12,924.52 × 3,938.34
  4. Step 4: Simplify right side
    8,624.14x = 50,901,154.10
  5. Step 5: Solve for x
    x = 50,901,154.10/8,624.14
  6. Step 6: Final answer
    x = 5,902.17

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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.