Home / 1,763.92-2,434.32-1,017.92

Finding the Fourth Proportional to 1,763.92, 2,434.32 and 1,017.92

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Solution

The fourth proportional to 1,763.92, 2,434.32 and 1,017.92 is: 1,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.92 : 2,434.32 = 1,017.92 : x
  2. Step 2: Convert to fraction form
    1,763.92/2,434.32 = 1,017.92/x
  3. Step 3: Cross multiply
    1,763.92x = 2,434.32 × 1,017.92
  4. Step 4: Simplify right side
    1,763.92x = 2,477,943.01
  5. Step 5: Solve for x
    x = 2,477,943.01/1,763.92
  6. Step 6: Final answer
    x = 1,404.79

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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.