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Finding the Fourth Proportional to 8,062.46, 11,125.74 and 4,876.46

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Solution

The fourth proportional to 8,062.46, 11,125.74 and 4,876.46 is: 6,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062.46 : 11,125.74 = 4,876.46 : x
  2. Step 2: Convert to fraction form
    8,062.46/11,125.74 = 4,876.46/x
  3. Step 3: Cross multiply
    8,062.46x = 11,125.74 × 4,876.46
  4. Step 4: Simplify right side
    8,062.46x = 54,254,226.08
  5. Step 5: Solve for x
    x = 54,254,226.08/8,062.46
  6. Step 6: Final answer
    x = 6,729.24

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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.