Home / 5,330.82-7,358.54-4,581.78

Finding the Fourth Proportional to 5,330.82, 7,358.54 and 4,581.78

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Solution

The fourth proportional to 5,330.82, 7,358.54 and 4,581.78 is: 6,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.82 : 7,358.54 = 4,581.78 : x
  2. Step 2: Convert to fraction form
    5,330.82/7,358.54 = 4,581.78/x
  3. Step 3: Cross multiply
    5,330.82x = 7,358.54 × 4,581.78
  4. Step 4: Simplify right side
    5,330.82x = 33,715,211.40
  5. Step 5: Solve for x
    x = 33,715,211.40/5,330.82
  6. Step 6: Final answer
    x = 6,324.58

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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.