Home / 3,549.86-5,328.34-1,471.08

Finding the Fourth Proportional to 3,549.86, 5,328.34 and 1,471.08

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Solution

The fourth proportional to 3,549.86, 5,328.34 and 1,471.08 is: 2,208.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.86 : 5,328.34 = 1,471.08 : x
  2. Step 2: Convert to fraction form
    3,549.86/5,328.34 = 1,471.08/x
  3. Step 3: Cross multiply
    3,549.86x = 5,328.34 × 1,471.08
  4. Step 4: Simplify right side
    3,549.86x = 7,838,407.05
  5. Step 5: Solve for x
    x = 7,838,407.05/3,549.86
  6. Step 6: Final answer
    x = 2,208.09

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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.