Home / 2,274.48-3,407.04-1,531.80

Finding the Fourth Proportional to 2,274.48, 3,407.04 and 1,531.80

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Solution

The fourth proportional to 2,274.48, 3,407.04 and 1,531.80 is: 2,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.48 : 3,407.04 = 1,531.80 : x
  2. Step 2: Convert to fraction form
    2,274.48/3,407.04 = 1,531.80/x
  3. Step 3: Cross multiply
    2,274.48x = 3,407.04 × 1,531.80
  4. Step 4: Simplify right side
    2,274.48x = 5,218,903.87
  5. Step 5: Solve for x
    x = 5,218,903.87/2,274.48
  6. Step 6: Final answer
    x = 2,294.55

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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.