Home / 7,521.92-11,282.73-2,591.45

Finding the Fourth Proportional to 7,521.92, 11,282.73 and 2,591.45

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Solution

The fourth proportional to 7,521.92, 11,282.73 and 2,591.45 is: 3,887.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.92 : 11,282.73 = 2,591.45 : x
  2. Step 2: Convert to fraction form
    7,521.92/11,282.73 = 2,591.45/x
  3. Step 3: Cross multiply
    7,521.92x = 11,282.73 × 2,591.45
  4. Step 4: Simplify right side
    7,521.92x = 29,238,564.53
  5. Step 5: Solve for x
    x = 29,238,564.53/7,521.92
  6. Step 6: Final answer
    x = 3,887.12

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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.