Home / 7,249.17-9,994.34-5,230.89

Finding the Fourth Proportional to 7,249.17, 9,994.34 and 5,230.89

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Solution

The fourth proportional to 7,249.17, 9,994.34 and 5,230.89 is: 7,211.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.17 : 9,994.34 = 5,230.89 : x
  2. Step 2: Convert to fraction form
    7,249.17/9,994.34 = 5,230.89/x
  3. Step 3: Cross multiply
    7,249.17x = 9,994.34 × 5,230.89
  4. Step 4: Simplify right side
    7,249.17x = 52,279,267.01
  5. Step 5: Solve for x
    x = 52,279,267.01/7,249.17
  6. Step 6: Final answer
    x = 7,211.76

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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.