Home / 3,711.74-5,540.52-3,437.66

Finding the Fourth Proportional to 3,711.74, 5,540.52 and 3,437.66

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Solution

The fourth proportional to 3,711.74, 5,540.52 and 3,437.66 is: 5,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.74 : 5,540.52 = 3,437.66 : x
  2. Step 2: Convert to fraction form
    3,711.74/5,540.52 = 3,437.66/x
  3. Step 3: Cross multiply
    3,711.74x = 5,540.52 × 3,437.66
  4. Step 4: Simplify right side
    3,711.74x = 19,046,406.79
  5. Step 5: Solve for x
    x = 19,046,406.79/3,711.74
  6. Step 6: Final answer
    x = 5,131.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.