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Finding the Fourth Proportional to 6,624.76, 9,939.86 and 3,503.93

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Solution

The fourth proportional to 6,624.76, 9,939.86 and 3,503.93 is: 5,257.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.76 : 9,939.86 = 3,503.93 : x
  2. Step 2: Convert to fraction form
    6,624.76/9,939.86 = 3,503.93/x
  3. Step 3: Cross multiply
    6,624.76x = 9,939.86 × 3,503.93
  4. Step 4: Simplify right side
    6,624.76x = 34,828,543.71
  5. Step 5: Solve for x
    x = 34,828,543.71/6,624.76
  6. Step 6: Final answer
    x = 5,257.33

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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.