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Finding the Fourth Proportional to 6,637.80, 9,950.72 and 2,474.88

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Solution

The fourth proportional to 6,637.80, 9,950.72 and 2,474.88 is: 3,710.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.80 : 9,950.72 = 2,474.88 : x
  2. Step 2: Convert to fraction form
    6,637.80/9,950.72 = 2,474.88/x
  3. Step 3: Cross multiply
    6,637.80x = 9,950.72 × 2,474.88
  4. Step 4: Simplify right side
    6,637.80x = 24,626,837.91
  5. Step 5: Solve for x
    x = 24,626,837.91/6,637.80
  6. Step 6: Final answer
    x = 3,710.09

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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.