Home / 10,494.03-14,481.95-5,778.21

Finding the Fourth Proportional to 10,494.03, 14,481.95 and 5,778.21

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Solution

The fourth proportional to 10,494.03, 14,481.95 and 5,778.21 is: 7,974.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,494.03 : 14,481.95 = 5,778.21 : x
  2. Step 2: Convert to fraction form
    10,494.03/14,481.95 = 5,778.21/x
  3. Step 3: Cross multiply
    10,494.03x = 14,481.95 × 5,778.21
  4. Step 4: Simplify right side
    10,494.03x = 83,679,719.42
  5. Step 5: Solve for x
    x = 83,679,719.42/10,494.03
  6. Step 6: Final answer
    x = 7,974.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.