Home / 1,595.27-2,392.29-762.18

Finding the Fourth Proportional to 1,595.27, 2,392.29 and 762.18

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Solution

The fourth proportional to 1,595.27, 2,392.29 and 762.18 is: 1,142.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.27 : 2,392.29 = 762.18 : x
  2. Step 2: Convert to fraction form
    1,595.27/2,392.29 = 762.18/x
  3. Step 3: Cross multiply
    1,595.27x = 2,392.29 × 762.18
  4. Step 4: Simplify right side
    1,595.27x = 1,823,351.78
  5. Step 5: Solve for x
    x = 1,823,351.78/1,595.27
  6. Step 6: Final answer
    x = 1,142.98

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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.