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Finding the Fourth Proportional to 6,326.10, 8,713.17 and 5,483.70

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Solution

The fourth proportional to 6,326.10, 8,713.17 and 5,483.70 is: 7,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,326.10 : 8,713.17 = 5,483.70 : x
  2. Step 2: Convert to fraction form
    6,326.10/8,713.17 = 5,483.70/x
  3. Step 3: Cross multiply
    6,326.10x = 8,713.17 × 5,483.70
  4. Step 4: Simplify right side
    6,326.10x = 47,780,410.33
  5. Step 5: Solve for x
    x = 47,780,410.33/6,326.10
  6. Step 6: Final answer
    x = 7,552.90

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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.