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Finding the Fourth Proportional to 5,543.96, 7,649 and 3,304.72

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Solution

The fourth proportional to 5,543.96, 7,649 and 3,304.72 is: 4,559.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.96 : 7,649 = 3,304.72 : x
  2. Step 2: Convert to fraction form
    5,543.96/7,649 = 3,304.72/x
  3. Step 3: Cross multiply
    5,543.96x = 7,649 × 3,304.72
  4. Step 4: Simplify right side
    5,543.96x = 25,277,803.28
  5. Step 5: Solve for x
    x = 25,277,803.28/5,543.96
  6. Step 6: Final answer
    x = 4,559.52

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1.5x scale

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.