Home / 7,757.68-11,634.40-5,292.04

Finding the Fourth Proportional to 7,757.68, 11,634.40 and 5,292.04

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Solution

The fourth proportional to 7,757.68, 11,634.40 and 5,292.04 is: 7,936.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757.68 : 11,634.40 = 5,292.04 : x
  2. Step 2: Convert to fraction form
    7,757.68/11,634.40 = 5,292.04/x
  3. Step 3: Cross multiply
    7,757.68x = 11,634.40 × 5,292.04
  4. Step 4: Simplify right side
    7,757.68x = 61,569,710.18
  5. Step 5: Solve for x
    x = 61,569,710.18/7,757.68
  6. Step 6: Final answer
    x = 7,936.61

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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.