Home / 3,727.01-5,140.56-3,166.59

Finding the Fourth Proportional to 3,727.01, 5,140.56 and 3,166.59

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Solution

The fourth proportional to 3,727.01, 5,140.56 and 3,166.59 is: 4,367.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.01 : 5,140.56 = 3,166.59 : x
  2. Step 2: Convert to fraction form
    3,727.01/5,140.56 = 3,166.59/x
  3. Step 3: Cross multiply
    3,727.01x = 5,140.56 × 3,166.59
  4. Step 4: Simplify right side
    3,727.01x = 16,278,077.04
  5. Step 5: Solve for x
    x = 16,278,077.04/3,727.01
  6. Step 6: Final answer
    x = 4,367.59

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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.