Home / 8,030.32-12,035.76-4,132.60

Finding the Fourth Proportional to 8,030.32, 12,035.76 and 4,132.60

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Solution

The fourth proportional to 8,030.32, 12,035.76 and 4,132.60 is: 6,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.32 : 12,035.76 = 4,132.60 : x
  2. Step 2: Convert to fraction form
    8,030.32/12,035.76 = 4,132.60/x
  3. Step 3: Cross multiply
    8,030.32x = 12,035.76 × 4,132.60
  4. Step 4: Simplify right side
    8,030.32x = 49,738,981.78
  5. Step 5: Solve for x
    x = 49,738,981.78/8,030.32
  6. Step 6: Final answer
    x = 6,193.90

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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.