Home / 3,400.25-5,098.33-1,525.80

Finding the Fourth Proportional to 3,400.25, 5,098.33 and 1,525.80

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Solution

The fourth proportional to 3,400.25, 5,098.33 and 1,525.80 is: 2,287.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.25 : 5,098.33 = 1,525.80 : x
  2. Step 2: Convert to fraction form
    3,400.25/5,098.33 = 1,525.80/x
  3. Step 3: Cross multiply
    3,400.25x = 5,098.33 × 1,525.80
  4. Step 4: Simplify right side
    3,400.25x = 7,779,031.91
  5. Step 5: Solve for x
    x = 7,779,031.91/3,400.25
  6. Step 6: Final answer
    x = 2,287.78

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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.