Home / 2,857.17-4,282.34-1,471.16

Finding the Fourth Proportional to 2,857.17, 4,282.34 and 1,471.16

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Solution

The fourth proportional to 2,857.17, 4,282.34 and 1,471.16 is: 2,204.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857.17 : 4,282.34 = 1,471.16 : x
  2. Step 2: Convert to fraction form
    2,857.17/4,282.34 = 1,471.16/x
  3. Step 3: Cross multiply
    2,857.17x = 4,282.34 × 1,471.16
  4. Step 4: Simplify right side
    2,857.17x = 6,300,010.66
  5. Step 5: Solve for x
    x = 6,300,010.66/2,857.17
  6. Step 6: Final answer
    x = 2,204.98

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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.