Home / 1,763.61-2,433.54-1,055.52

Finding the Fourth Proportional to 1,763.61, 2,433.54 and 1,055.52

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Solution

The fourth proportional to 1,763.61, 2,433.54 and 1,055.52 is: 1,456.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.61 : 2,433.54 = 1,055.52 : x
  2. Step 2: Convert to fraction form
    1,763.61/2,433.54 = 1,055.52/x
  3. Step 3: Cross multiply
    1,763.61x = 2,433.54 × 1,055.52
  4. Step 4: Simplify right side
    1,763.61x = 2,568,650.14
  5. Step 5: Solve for x
    x = 2,568,650.14/1,763.61
  6. Step 6: Final answer
    x = 1,456.47

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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.