Home / 3,740.18-5,161.55-2,248.74

Finding the Fourth Proportional to 3,740.18, 5,161.55 and 2,248.74

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Solution

The fourth proportional to 3,740.18, 5,161.55 and 2,248.74 is: 3,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.18 : 5,161.55 = 2,248.74 : x
  2. Step 2: Convert to fraction form
    3,740.18/5,161.55 = 2,248.74/x
  3. Step 3: Cross multiply
    3,740.18x = 5,161.55 × 2,248.74
  4. Step 4: Simplify right side
    3,740.18x = 11,606,972.70
  5. Step 5: Solve for x
    x = 11,606,972.70/3,740.18
  6. Step 6: Final answer
    x = 3,103.32

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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.