Home / 3,549.48-5,319.90-1,601.16

Finding the Fourth Proportional to 3,549.48, 5,319.90 and 1,601.16

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Solution

The fourth proportional to 3,549.48, 5,319.90 and 1,601.16 is: 2,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.48 : 5,319.90 = 1,601.16 : x
  2. Step 2: Convert to fraction form
    3,549.48/5,319.90 = 1,601.16/x
  3. Step 3: Cross multiply
    3,549.48x = 5,319.90 × 1,601.16
  4. Step 4: Simplify right side
    3,549.48x = 8,518,011.08
  5. Step 5: Solve for x
    x = 8,518,011.08/3,549.48
  6. Step 6: Final answer
    x = 2,399.79

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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.