Home / 1,696.11-2,341.61-1,294.62

Finding the Fourth Proportional to 1,696.11, 2,341.61 and 1,294.62

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Solution

The fourth proportional to 1,696.11, 2,341.61 and 1,294.62 is: 1,787.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696.11 : 2,341.61 = 1,294.62 : x
  2. Step 2: Convert to fraction form
    1,696.11/2,341.61 = 1,294.62/x
  3. Step 3: Cross multiply
    1,696.11x = 2,341.61 × 1,294.62
  4. Step 4: Simplify right side
    1,696.11x = 3,031,476.96
  5. Step 5: Solve for x
    x = 3,031,476.96/1,696.11
  6. Step 6: Final answer
    x = 1,787.32

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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.