Home / 4,343.46-6,514.87-1,381.79

Finding the Fourth Proportional to 4,343.46, 6,514.87 and 1,381.79

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Solution

The fourth proportional to 4,343.46, 6,514.87 and 1,381.79 is: 2,072.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.46 : 6,514.87 = 1,381.79 : x
  2. Step 2: Convert to fraction form
    4,343.46/6,514.87 = 1,381.79/x
  3. Step 3: Cross multiply
    4,343.46x = 6,514.87 × 1,381.79
  4. Step 4: Simplify right side
    4,343.46x = 9,002,146.19
  5. Step 5: Solve for x
    x = 9,002,146.19/4,343.46
  6. Step 6: Final answer
    x = 2,072.57

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1.5x scale

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.