Home / 7,878.48-11,823.18-5,098.23

Finding the Fourth Proportional to 7,878.48, 11,823.18 and 5,098.23

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Solution

The fourth proportional to 7,878.48, 11,823.18 and 5,098.23 is: 7,650.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,878.48 : 11,823.18 = 5,098.23 : x
  2. Step 2: Convert to fraction form
    7,878.48/11,823.18 = 5,098.23/x
  3. Step 3: Cross multiply
    7,878.48x = 11,823.18 × 5,098.23
  4. Step 4: Simplify right side
    7,878.48x = 60,277,290.97
  5. Step 5: Solve for x
    x = 60,277,290.97/7,878.48
  6. Step 6: Final answer
    x = 7,650.88

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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.