Home / 8,508.14-11,732.06-5,320.28

Finding the Fourth Proportional to 8,508.14, 11,732.06 and 5,320.28

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Solution

The fourth proportional to 8,508.14, 11,732.06 and 5,320.28 is: 7,336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.14 : 11,732.06 = 5,320.28 : x
  2. Step 2: Convert to fraction form
    8,508.14/11,732.06 = 5,320.28/x
  3. Step 3: Cross multiply
    8,508.14x = 11,732.06 × 5,320.28
  4. Step 4: Simplify right side
    8,508.14x = 62,417,844.18
  5. Step 5: Solve for x
    x = 62,417,844.18/8,508.14
  6. Step 6: Final answer
    x = 7,336.25

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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.