Home / 4,115.43-6,173.28-1,342.13

Finding the Fourth Proportional to 4,115.43, 6,173.28 and 1,342.13

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Solution

The fourth proportional to 4,115.43, 6,173.28 and 1,342.13 is: 2,013.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.43 : 6,173.28 = 1,342.13 : x
  2. Step 2: Convert to fraction form
    4,115.43/6,173.28 = 1,342.13/x
  3. Step 3: Cross multiply
    4,115.43x = 6,173.28 × 1,342.13
  4. Step 4: Simplify right side
    4,115.43x = 8,285,313.42
  5. Step 5: Solve for x
    x = 8,285,313.42/4,115.43
  6. Step 6: Final answer
    x = 2,013.23

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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.