Home / 7,624.67-11,425.18-5,289.29

Finding the Fourth Proportional to 7,624.67, 11,425.18 and 5,289.29

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Solution

The fourth proportional to 7,624.67, 11,425.18 and 5,289.29 is: 7,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.67 : 11,425.18 = 5,289.29 : x
  2. Step 2: Convert to fraction form
    7,624.67/11,425.18 = 5,289.29/x
  3. Step 3: Cross multiply
    7,624.67x = 11,425.18 × 5,289.29
  4. Step 4: Simplify right side
    7,624.67x = 60,431,105.66
  5. Step 5: Solve for x
    x = 60,431,105.66/7,624.67
  6. Step 6: Final answer
    x = 7,925.73

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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.