Home / 3,451.74-4,761.90-2,655.24

Finding the Fourth Proportional to 3,451.74, 4,761.90 and 2,655.24

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Solution

The fourth proportional to 3,451.74, 4,761.90 and 2,655.24 is: 3,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.74 : 4,761.90 = 2,655.24 : x
  2. Step 2: Convert to fraction form
    3,451.74/4,761.90 = 2,655.24/x
  3. Step 3: Cross multiply
    3,451.74x = 4,761.90 × 2,655.24
  4. Step 4: Simplify right side
    3,451.74x = 12,643,987.36
  5. Step 5: Solve for x
    x = 12,643,987.36/3,451.74
  6. Step 6: Final answer
    x = 3,663.08

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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.