Home / 5,543.50-7,651.11-3,305.74

Finding the Fourth Proportional to 5,543.50, 7,651.11 and 3,305.74

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Solution

The fourth proportional to 5,543.50, 7,651.11 and 3,305.74 is: 4,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.50 : 7,651.11 = 3,305.74 : x
  2. Step 2: Convert to fraction form
    5,543.50/7,651.11 = 3,305.74/x
  3. Step 3: Cross multiply
    5,543.50x = 7,651.11 × 3,305.74
  4. Step 4: Simplify right side
    5,543.50x = 25,292,580.37
  5. Step 5: Solve for x
    x = 25,292,580.37/5,543.50
  6. Step 6: Final answer
    x = 4,562.57

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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.