Home / 9,177.91-12,665.97-5,592.24

Finding the Fourth Proportional to 9,177.91, 12,665.97 and 5,592.24

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Solution

The fourth proportional to 9,177.91, 12,665.97 and 5,592.24 is: 7,717.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177.91 : 12,665.97 = 5,592.24 : x
  2. Step 2: Convert to fraction form
    9,177.91/12,665.97 = 5,592.24/x
  3. Step 3: Cross multiply
    9,177.91x = 12,665.97 × 5,592.24
  4. Step 4: Simplify right side
    9,177.91x = 70,831,144.07
  5. Step 5: Solve for x
    x = 70,831,144.07/9,177.91
  6. Step 6: Final answer
    x = 7,717.57

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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.