Home / 3,543.03-5,283.60-3,144.75

Finding the Fourth Proportional to 3,543.03, 5,283.60 and 3,144.75

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Solution

The fourth proportional to 3,543.03, 5,283.60 and 3,144.75 is: 4,689.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.03 : 5,283.60 = 3,144.75 : x
  2. Step 2: Convert to fraction form
    3,543.03/5,283.60 = 3,144.75/x
  3. Step 3: Cross multiply
    3,543.03x = 5,283.60 × 3,144.75
  4. Step 4: Simplify right side
    3,543.03x = 16,615,601.10
  5. Step 5: Solve for x
    x = 16,615,601.10/3,543.03
  6. Step 6: Final answer
    x = 4,689.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.