Home / 3,281.40-4,525.20-2,534.13

Finding the Fourth Proportional to 3,281.40, 4,525.20 and 2,534.13

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Solution

The fourth proportional to 3,281.40, 4,525.20 and 2,534.13 is: 3,494.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.40 : 4,525.20 = 2,534.13 : x
  2. Step 2: Convert to fraction form
    3,281.40/4,525.20 = 2,534.13/x
  3. Step 3: Cross multiply
    3,281.40x = 4,525.20 × 2,534.13
  4. Step 4: Simplify right side
    3,281.40x = 11,467,445.08
  5. Step 5: Solve for x
    x = 11,467,445.08/3,281.40
  6. Step 6: Final answer
    x = 3,494.68

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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.