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Finding the Fourth Proportional to 6,200.68, 8,557.14 and 3,547.88

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Solution

The fourth proportional to 6,200.68, 8,557.14 and 3,547.88 is: 4,896.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.68 : 8,557.14 = 3,547.88 : x
  2. Step 2: Convert to fraction form
    6,200.68/8,557.14 = 3,547.88/x
  3. Step 3: Cross multiply
    6,200.68x = 8,557.14 × 3,547.88
  4. Step 4: Simplify right side
    6,200.68x = 30,359,705.86
  5. Step 5: Solve for x
    x = 30,359,705.86/6,200.68
  6. Step 6: Final answer
    x = 4,896.19

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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.