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Finding the Fourth Proportional to 3,632.33, 5,447.10 and 1,553.30

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Solution

The fourth proportional to 3,632.33, 5,447.10 and 1,553.30 is: 2,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.33 : 5,447.10 = 1,553.30 : x
  2. Step 2: Convert to fraction form
    3,632.33/5,447.10 = 1,553.30/x
  3. Step 3: Cross multiply
    3,632.33x = 5,447.10 × 1,553.30
  4. Step 4: Simplify right side
    3,632.33x = 8,460,953.19
  5. Step 5: Solve for x
    x = 8,460,953.19/3,632.33
  6. Step 6: Final answer
    x = 2,329.35

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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.