Home / 2,460.96-3,691.68-1,000.20

Finding the Fourth Proportional to 2,460.96, 3,691.68 and 1,000.20

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Solution

The fourth proportional to 2,460.96, 3,691.68 and 1,000.20 is: 1,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460.96 : 3,691.68 = 1,000.20 : x
  2. Step 2: Convert to fraction form
    2,460.96/3,691.68 = 1,000.20/x
  3. Step 3: Cross multiply
    2,460.96x = 3,691.68 × 1,000.20
  4. Step 4: Simplify right side
    2,460.96x = 3,692,418.34
  5. Step 5: Solve for x
    x = 3,692,418.34/2,460.96
  6. Step 6: Final answer
    x = 1,500.40

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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.