Home / 5,149.91-7,116.15-4,110.23

Finding the Fourth Proportional to 5,149.91, 7,116.15 and 4,110.23

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Solution

The fourth proportional to 5,149.91, 7,116.15 and 4,110.23 is: 5,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.91 : 7,116.15 = 4,110.23 : x
  2. Step 2: Convert to fraction form
    5,149.91/7,116.15 = 4,110.23/x
  3. Step 3: Cross multiply
    5,149.91x = 7,116.15 × 4,110.23
  4. Step 4: Simplify right side
    5,149.91x = 29,248,977.63
  5. Step 5: Solve for x
    x = 29,248,977.63/5,149.91
  6. Step 6: Final answer
    x = 5,679.52

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Double scale
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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.