Home / 5,663.54-7,817.17-3,180.34

Finding the Fourth Proportional to 5,663.54, 7,817.17 and 3,180.34

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Solution

The fourth proportional to 5,663.54, 7,817.17 and 3,180.34 is: 4,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.54 : 7,817.17 = 3,180.34 : x
  2. Step 2: Convert to fraction form
    5,663.54/7,817.17 = 3,180.34/x
  3. Step 3: Cross multiply
    5,663.54x = 7,817.17 × 3,180.34
  4. Step 4: Simplify right side
    5,663.54x = 24,861,258.44
  5. Step 5: Solve for x
    x = 24,861,258.44/5,663.54
  6. Step 6: Final answer
    x = 4,389.70

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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.