Home / 4,127.57-5,695.67-2,335.15

Finding the Fourth Proportional to 4,127.57, 5,695.67 and 2,335.15

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Solution

The fourth proportional to 4,127.57, 5,695.67 and 2,335.15 is: 3,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.57 : 5,695.67 = 2,335.15 : x
  2. Step 2: Convert to fraction form
    4,127.57/5,695.67 = 2,335.15/x
  3. Step 3: Cross multiply
    4,127.57x = 5,695.67 × 2,335.15
  4. Step 4: Simplify right side
    4,127.57x = 13,300,217.89
  5. Step 5: Solve for x
    x = 13,300,217.89/4,127.57
  6. Step 6: Final answer
    x = 3,222.29

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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.