Home / 3,060.40-4,591.17-1,415.86

Finding the Fourth Proportional to 3,060.40, 4,591.17 and 1,415.86

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Solution

The fourth proportional to 3,060.40, 4,591.17 and 1,415.86 is: 2,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.40 : 4,591.17 = 1,415.86 : x
  2. Step 2: Convert to fraction form
    3,060.40/4,591.17 = 1,415.86/x
  3. Step 3: Cross multiply
    3,060.40x = 4,591.17 × 1,415.86
  4. Step 4: Simplify right side
    3,060.40x = 6,500,453.96
  5. Step 5: Solve for x
    x = 6,500,453.96/3,060.40
  6. Step 6: Final answer
    x = 2,124.05

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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.