Home / 5,543.98-7,651.46-3,186.07

Finding the Fourth Proportional to 5,543.98, 7,651.46 and 3,186.07

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Solution

The fourth proportional to 5,543.98, 7,651.46 and 3,186.07 is: 4,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.98 : 7,651.46 = 3,186.07 : x
  2. Step 2: Convert to fraction form
    5,543.98/7,651.46 = 3,186.07/x
  3. Step 3: Cross multiply
    5,543.98x = 7,651.46 × 3,186.07
  4. Step 4: Simplify right side
    5,543.98x = 24,378,087.16
  5. Step 5: Solve for x
    x = 24,378,087.16/5,543.98
  6. Step 6: Final answer
    x = 4,397.22

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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.