Home / 3,521.71-5,275.50-1,674.60

Finding the Fourth Proportional to 3,521.71, 5,275.50 and 1,674.60

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Solution

The fourth proportional to 3,521.71, 5,275.50 and 1,674.60 is: 2,508.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.71 : 5,275.50 = 1,674.60 : x
  2. Step 2: Convert to fraction form
    3,521.71/5,275.50 = 1,674.60/x
  3. Step 3: Cross multiply
    3,521.71x = 5,275.50 × 1,674.60
  4. Step 4: Simplify right side
    3,521.71x = 8,834,355.91
  5. Step 5: Solve for x
    x = 8,834,355.91/3,521.71
  6. Step 6: Final answer
    x = 2,508.54

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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.