Home / 8,034.48-12,055.56-2,842.80

Finding the Fourth Proportional to 8,034.48, 12,055.56 and 2,842.80

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Solution

The fourth proportional to 8,034.48, 12,055.56 and 2,842.80 is: 4,265.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,034.48 : 12,055.56 = 2,842.80 : x
  2. Step 2: Convert to fraction form
    8,034.48/12,055.56 = 2,842.80/x
  3. Step 3: Cross multiply
    8,034.48x = 12,055.56 × 2,842.80
  4. Step 4: Simplify right side
    8,034.48x = 34,271,545.97
  5. Step 5: Solve for x
    x = 34,271,545.97/8,034.48
  6. Step 6: Final answer
    x = 4,265.56

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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.