Home / 3,514.50-4,849.52-2,985.53

Finding the Fourth Proportional to 3,514.50, 4,849.52 and 2,985.53

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Solution

The fourth proportional to 3,514.50, 4,849.52 and 2,985.53 is: 4,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.50 : 4,849.52 = 2,985.53 : x
  2. Step 2: Convert to fraction form
    3,514.50/4,849.52 = 2,985.53/x
  3. Step 3: Cross multiply
    3,514.50x = 4,849.52 × 2,985.53
  4. Step 4: Simplify right side
    3,514.50x = 14,478,348.27
  5. Step 5: Solve for x
    x = 14,478,348.27/3,514.50
  6. Step 6: Final answer
    x = 4,119.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.