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Finding the Fourth Proportional to 6,160.72, 8,502.14 and 3,508.36

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Solution

The fourth proportional to 6,160.72, 8,502.14 and 3,508.36 is: 4,841.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,160.72 : 8,502.14 = 3,508.36 : x
  2. Step 2: Convert to fraction form
    6,160.72/8,502.14 = 3,508.36/x
  3. Step 3: Cross multiply
    6,160.72x = 8,502.14 × 3,508.36
  4. Step 4: Simplify right side
    6,160.72x = 29,828,567.89
  5. Step 5: Solve for x
    x = 29,828,567.89/6,160.72
  6. Step 6: Final answer
    x = 4,841.73

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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.