Home / 2,445.20-3,667.20-1,060.10

Finding the Fourth Proportional to 2,445.20, 3,667.20 and 1,060.10

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Solution

The fourth proportional to 2,445.20, 3,667.20 and 1,060.10 is: 1,589.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.20 : 3,667.20 = 1,060.10 : x
  2. Step 2: Convert to fraction form
    2,445.20/3,667.20 = 1,060.10/x
  3. Step 3: Cross multiply
    2,445.20x = 3,667.20 × 1,060.10
  4. Step 4: Simplify right side
    2,445.20x = 3,887,598.72
  5. Step 5: Solve for x
    x = 3,887,598.72/2,445.20
  6. Step 6: Final answer
    x = 1,589.89

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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.