Home / 8,252.88-11,389.44-4,717.28

Finding the Fourth Proportional to 8,252.88, 11,389.44 and 4,717.28

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Solution

The fourth proportional to 8,252.88, 11,389.44 and 4,717.28 is: 6,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.88 : 11,389.44 = 4,717.28 : x
  2. Step 2: Convert to fraction form
    8,252.88/11,389.44 = 4,717.28/x
  3. Step 3: Cross multiply
    8,252.88x = 11,389.44 × 4,717.28
  4. Step 4: Simplify right side
    8,252.88x = 53,727,177.52
  5. Step 5: Solve for x
    x = 53,727,177.52/8,252.88
  6. Step 6: Final answer
    x = 6,510.11

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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.