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Finding the Fourth Proportional to 6,157.76, 8,497.76 and 3,363.24

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Solution

The fourth proportional to 6,157.76, 8,497.76 and 3,363.24 is: 4,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,157.76 : 8,497.76 = 3,363.24 : x
  2. Step 2: Convert to fraction form
    6,157.76/8,497.76 = 3,363.24/x
  3. Step 3: Cross multiply
    6,157.76x = 8,497.76 × 3,363.24
  4. Step 4: Simplify right side
    6,157.76x = 28,580,006.34
  5. Step 5: Solve for x
    x = 28,580,006.34/6,157.76
  6. Step 6: Final answer
    x = 4,641.30

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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.