Home / 3,575.20-5,363.16-1,234.90

Finding the Fourth Proportional to 3,575.20, 5,363.16 and 1,234.90

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Solution

The fourth proportional to 3,575.20, 5,363.16 and 1,234.90 is: 1,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.20 : 5,363.16 = 1,234.90 : x
  2. Step 2: Convert to fraction form
    3,575.20/5,363.16 = 1,234.90/x
  3. Step 3: Cross multiply
    3,575.20x = 5,363.16 × 1,234.90
  4. Step 4: Simplify right side
    3,575.20x = 6,622,966.28
  5. Step 5: Solve for x
    x = 6,622,966.28/3,575.20
  6. Step 6: Final answer
    x = 1,852.47

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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.