Home / 7,369.76-10,170.48-4,226.56

Finding the Fourth Proportional to 7,369.76, 10,170.48 and 4,226.56

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Solution

The fourth proportional to 7,369.76, 10,170.48 and 4,226.56 is: 5,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.76 : 10,170.48 = 4,226.56 : x
  2. Step 2: Convert to fraction form
    7,369.76/10,170.48 = 4,226.56/x
  3. Step 3: Cross multiply
    7,369.76x = 10,170.48 × 4,226.56
  4. Step 4: Simplify right side
    7,369.76x = 42,986,143.95
  5. Step 5: Solve for x
    x = 42,986,143.95/7,369.76
  6. Step 6: Final answer
    x = 5,832.77

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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.