Home / 8,010.48-12,000.60-4,105.20

Finding the Fourth Proportional to 8,010.48, 12,000.60 and 4,105.20

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Solution

The fourth proportional to 8,010.48, 12,000.60 and 4,105.20 is: 6,150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.48 : 12,000.60 = 4,105.20 : x
  2. Step 2: Convert to fraction form
    8,010.48/12,000.60 = 4,105.20/x
  3. Step 3: Cross multiply
    8,010.48x = 12,000.60 × 4,105.20
  4. Step 4: Simplify right side
    8,010.48x = 49,264,863.12
  5. Step 5: Solve for x
    x = 49,264,863.12/8,010.48
  6. Step 6: Final answer
    x = 6,150.05

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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.