Home / 5,605.12-8,402.56-2,525.44

Finding the Fourth Proportional to 5,605.12, 8,402.56 and 2,525.44

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Solution

The fourth proportional to 5,605.12, 8,402.56 and 2,525.44 is: 3,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.12 : 8,402.56 = 2,525.44 : x
  2. Step 2: Convert to fraction form
    5,605.12/8,402.56 = 2,525.44/x
  3. Step 3: Cross multiply
    5,605.12x = 8,402.56 × 2,525.44
  4. Step 4: Simplify right side
    5,605.12x = 21,220,161.13
  5. Step 5: Solve for x
    x = 21,220,161.13/5,605.12
  6. Step 6: Final answer
    x = 3,785.85

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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.