Home / 4,061.20-6,092.02-1,287.67

Finding the Fourth Proportional to 4,061.20, 6,092.02 and 1,287.67

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Solution

The fourth proportional to 4,061.20, 6,092.02 and 1,287.67 is: 1,931.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061.20 : 6,092.02 = 1,287.67 : x
  2. Step 2: Convert to fraction form
    4,061.20/6,092.02 = 1,287.67/x
  3. Step 3: Cross multiply
    4,061.20x = 6,092.02 × 1,287.67
  4. Step 4: Simplify right side
    4,061.20x = 7,844,520.62
  5. Step 5: Solve for x
    x = 7,844,520.62/4,061.20
  6. Step 6: Final answer
    x = 1,931.58

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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.