Home / 3,149.12-4,717.17-1,847.45

Finding the Fourth Proportional to 3,149.12, 4,717.17 and 1,847.45

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Solution

The fourth proportional to 3,149.12, 4,717.17 and 1,847.45 is: 2,767.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.12 : 4,717.17 = 1,847.45 : x
  2. Step 2: Convert to fraction form
    3,149.12/4,717.17 = 1,847.45/x
  3. Step 3: Cross multiply
    3,149.12x = 4,717.17 × 1,847.45
  4. Step 4: Simplify right side
    3,149.12x = 8,714,712.13
  5. Step 5: Solve for x
    x = 8,714,712.13/3,149.12
  6. Step 6: Final answer
    x = 2,767.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.