Home / 11,073.80-15,282.53-6,358.79

Finding the Fourth Proportional to 11,073.80, 15,282.53 and 6,358.79

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Solution

The fourth proportional to 11,073.80, 15,282.53 and 6,358.79 is: 8,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.80 : 15,282.53 = 6,358.79 : x
  2. Step 2: Convert to fraction form
    11,073.80/15,282.53 = 6,358.79/x
  3. Step 3: Cross multiply
    11,073.80x = 15,282.53 × 6,358.79
  4. Step 4: Simplify right side
    11,073.80x = 97,178,290.73
  5. Step 5: Solve for x
    x = 97,178,290.73/11,073.80
  6. Step 6: Final answer
    x = 8,775.52

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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.