Home / 4,040.40-6,061.20-1,442.64

Finding the Fourth Proportional to 4,040.40, 6,061.20 and 1,442.64

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Solution

The fourth proportional to 4,040.40, 6,061.20 and 1,442.64 is: 2,164.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.40 : 6,061.20 = 1,442.64 : x
  2. Step 2: Convert to fraction form
    4,040.40/6,061.20 = 1,442.64/x
  3. Step 3: Cross multiply
    4,040.40x = 6,061.20 × 1,442.64
  4. Step 4: Simplify right side
    4,040.40x = 8,744,129.57
  5. Step 5: Solve for x
    x = 8,744,129.57/4,040.40
  6. Step 6: Final answer
    x = 2,164.17

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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.