Home / 3,521.29-5,282.02-1,672.60

Finding the Fourth Proportional to 3,521.29, 5,282.02 and 1,672.60

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Solution

The fourth proportional to 3,521.29, 5,282.02 and 1,672.60 is: 2,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.29 : 5,282.02 = 1,672.60 : x
  2. Step 2: Convert to fraction form
    3,521.29/5,282.02 = 1,672.60/x
  3. Step 3: Cross multiply
    3,521.29x = 5,282.02 × 1,672.60
  4. Step 4: Simplify right side
    3,521.29x = 8,834,706.65
  5. Step 5: Solve for x
    x = 8,834,706.65/3,521.29
  6. Step 6: Final answer
    x = 2,508.94

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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.