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Finding the Fourth Proportional to 7,392.87, 11,089.55 and 2,395.10

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Solution

The fourth proportional to 7,392.87, 11,089.55 and 2,395.10 is: 3,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.87 : 11,089.55 = 2,395.10 : x
  2. Step 2: Convert to fraction form
    7,392.87/11,089.55 = 2,395.10/x
  3. Step 3: Cross multiply
    7,392.87x = 11,089.55 × 2,395.10
  4. Step 4: Simplify right side
    7,392.87x = 26,560,614.92
  5. Step 5: Solve for x
    x = 26,560,614.92/7,392.87
  6. Step 6: Final answer
    x = 3,592.73

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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.