Home / 2,715.66-4,073.27-1,072.22

Finding the Fourth Proportional to 2,715.66, 4,073.27 and 1,072.22

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Solution

The fourth proportional to 2,715.66, 4,073.27 and 1,072.22 is: 1,608.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715.66 : 4,073.27 = 1,072.22 : x
  2. Step 2: Convert to fraction form
    2,715.66/4,073.27 = 1,072.22/x
  3. Step 3: Cross multiply
    2,715.66x = 4,073.27 × 1,072.22
  4. Step 4: Simplify right side
    2,715.66x = 4,367,444.78
  5. Step 5: Solve for x
    x = 4,367,444.78/2,715.66
  6. Step 6: Final answer
    x = 1,608.24

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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.