Home / 3,549.62-5,320.83-1,698.02

Finding the Fourth Proportional to 3,549.62, 5,320.83 and 1,698.02

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Solution

The fourth proportional to 3,549.62, 5,320.83 and 1,698.02 is: 2,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.62 : 5,320.83 = 1,698.02 : x
  2. Step 2: Convert to fraction form
    3,549.62/5,320.83 = 1,698.02/x
  3. Step 3: Cross multiply
    3,549.62x = 5,320.83 × 1,698.02
  4. Step 4: Simplify right side
    3,549.62x = 9,034,875.76
  5. Step 5: Solve for x
    x = 9,034,875.76/3,549.62
  6. Step 6: Final answer
    x = 2,545.31

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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.