Home / 7,910.61-11,862.27-4,624.71

Finding the Fourth Proportional to 7,910.61, 11,862.27 and 4,624.71

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Solution

The fourth proportional to 7,910.61, 11,862.27 and 4,624.71 is: 6,934.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910.61 : 11,862.27 = 4,624.71 : x
  2. Step 2: Convert to fraction form
    7,910.61/11,862.27 = 4,624.71/x
  3. Step 3: Cross multiply
    7,910.61x = 11,862.27 × 4,624.71
  4. Step 4: Simplify right side
    7,910.61x = 54,859,558.69
  5. Step 5: Solve for x
    x = 54,859,558.69/7,910.61
  6. Step 6: Final answer
    x = 6,934.93

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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.