Home / 1,358.91-2,034.66-1,048.17

Finding the Fourth Proportional to 1,358.91, 2,034.66 and 1,048.17

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Solution

The fourth proportional to 1,358.91, 2,034.66 and 1,048.17 is: 1,569.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358.91 : 2,034.66 = 1,048.17 : x
  2. Step 2: Convert to fraction form
    1,358.91/2,034.66 = 1,048.17/x
  3. Step 3: Cross multiply
    1,358.91x = 2,034.66 × 1,048.17
  4. Step 4: Simplify right side
    1,358.91x = 2,132,669.57
  5. Step 5: Solve for x
    x = 2,132,669.57/1,358.91
  6. Step 6: Final answer
    x = 1,569.40

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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.