Home / 5,543.10-8,326.80-4,091.58

Finding the Fourth Proportional to 5,543.10, 8,326.80 and 4,091.58

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Solution

The fourth proportional to 5,543.10, 8,326.80 and 4,091.58 is: 6,146.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.10 : 8,326.80 = 4,091.58 : x
  2. Step 2: Convert to fraction form
    5,543.10/8,326.80 = 4,091.58/x
  3. Step 3: Cross multiply
    5,543.10x = 8,326.80 × 4,091.58
  4. Step 4: Simplify right side
    5,543.10x = 34,069,768.34
  5. Step 5: Solve for x
    x = 34,069,768.34/5,543.10
  6. Step 6: Final answer
    x = 6,146.34

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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.