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Finding the Fourth Proportional to 1,794, 2,475.76 and 1,095.76

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Solution

The fourth proportional to 1,794, 2,475.76 and 1,095.76 is: 1,512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794 : 2,475.76 = 1,095.76 : x
  2. Step 2: Convert to fraction form
    1,794/2,475.76 = 1,095.76/x
  3. Step 3: Cross multiply
    1,794x = 2,475.76 × 1,095.76
  4. Step 4: Simplify right side
    1,794x = 2,712,838.78
  5. Step 5: Solve for x
    x = 2,712,838.78/1,794
  6. Step 6: Final answer
    x = 1,512.17

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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.