Home / 2,695.36-4,042.32-1,156

Finding the Fourth Proportional to 2,695.36, 4,042.32 and 1,156

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Solution

The fourth proportional to 2,695.36, 4,042.32 and 1,156 is: 1,733.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.36 : 4,042.32 = 1,156 : x
  2. Step 2: Convert to fraction form
    2,695.36/4,042.32 = 1,156/x
  3. Step 3: Cross multiply
    2,695.36x = 4,042.32 × 1,156
  4. Step 4: Simplify right side
    2,695.36x = 4,672,921.92
  5. Step 5: Solve for x
    x = 4,672,921.92/2,695.36
  6. Step 6: Final answer
    x = 1,733.69

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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.