Home / 3,614.01-5,412.51-1,766.40

Finding the Fourth Proportional to 3,614.01, 5,412.51 and 1,766.40

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Solution

The fourth proportional to 3,614.01, 5,412.51 and 1,766.40 is: 2,645.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.01 : 5,412.51 = 1,766.40 : x
  2. Step 2: Convert to fraction form
    3,614.01/5,412.51 = 1,766.40/x
  3. Step 3: Cross multiply
    3,614.01x = 5,412.51 × 1,766.40
  4. Step 4: Simplify right side
    3,614.01x = 9,560,657.66
  5. Step 5: Solve for x
    x = 9,560,657.66/3,614.01
  6. Step 6: Final answer
    x = 2,645.44

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1.5x scale

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.