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Finding the Fourth Proportional to 6,699.76, 9,248.72 and 4,310.87

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Solution

The fourth proportional to 6,699.76, 9,248.72 and 4,310.87 is: 5,950.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.76 : 9,248.72 = 4,310.87 : x
  2. Step 2: Convert to fraction form
    6,699.76/9,248.72 = 4,310.87/x
  3. Step 3: Cross multiply
    6,699.76x = 9,248.72 × 4,310.87
  4. Step 4: Simplify right side
    6,699.76x = 39,869,961.79
  5. Step 5: Solve for x
    x = 39,869,961.79/6,699.76
  6. Step 6: Final answer
    x = 5,950.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.