Home / 4,461.26-6,156.56-2,781.68

Finding the Fourth Proportional to 4,461.26, 6,156.56 and 2,781.68

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Solution

The fourth proportional to 4,461.26, 6,156.56 and 2,781.68 is: 3,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.26 : 6,156.56 = 2,781.68 : x
  2. Step 2: Convert to fraction form
    4,461.26/6,156.56 = 2,781.68/x
  3. Step 3: Cross multiply
    4,461.26x = 6,156.56 × 2,781.68
  4. Step 4: Simplify right side
    4,461.26x = 17,125,565.91
  5. Step 5: Solve for x
    x = 17,125,565.91/4,461.26
  6. Step 6: Final answer
    x = 3,838.73

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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.