Home / 8,158.32-11,260.24-4,972.66

Finding the Fourth Proportional to 8,158.32, 11,260.24 and 4,972.66

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Solution

The fourth proportional to 8,158.32, 11,260.24 and 4,972.66 is: 6,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.32 : 11,260.24 = 4,972.66 : x
  2. Step 2: Convert to fraction form
    8,158.32/11,260.24 = 4,972.66/x
  3. Step 3: Cross multiply
    8,158.32x = 11,260.24 × 4,972.66
  4. Step 4: Simplify right side
    8,158.32x = 55,993,345.04
  5. Step 5: Solve for x
    x = 55,993,345.04/8,158.32
  6. Step 6: Final answer
    x = 6,863.34

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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.