Home / 3,501.32-5,251.44-1,553.18

Finding the Fourth Proportional to 3,501.32, 5,251.44 and 1,553.18

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Solution

The fourth proportional to 3,501.32, 5,251.44 and 1,553.18 is: 2,329.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.32 : 5,251.44 = 1,553.18 : x
  2. Step 2: Convert to fraction form
    3,501.32/5,251.44 = 1,553.18/x
  3. Step 3: Cross multiply
    3,501.32x = 5,251.44 × 1,553.18
  4. Step 4: Simplify right side
    3,501.32x = 8,156,431.58
  5. Step 5: Solve for x
    x = 8,156,431.58/3,501.32
  6. Step 6: Final answer
    x = 2,329.53

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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.