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Finding the Fourth Proportional to 3,549.76, 5,324.67 and 952.70

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Solution

The fourth proportional to 3,549.76, 5,324.67 and 952.70 is: 1,429.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.76 : 5,324.67 = 952.70 : x
  2. Step 2: Convert to fraction form
    3,549.76/5,324.67 = 952.70/x
  3. Step 3: Cross multiply
    3,549.76x = 5,324.67 × 952.70
  4. Step 4: Simplify right side
    3,549.76x = 5,072,786.49
  5. Step 5: Solve for x
    x = 5,072,786.49/3,549.76
  6. Step 6: Final answer
    x = 1,429.05

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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.