Home / 1,763.48-2,642.76-1,351.16

Finding the Fourth Proportional to 1,763.48, 2,642.76 and 1,351.16

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Solution

The fourth proportional to 1,763.48, 2,642.76 and 1,351.16 is: 2,024.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.48 : 2,642.76 = 1,351.16 : x
  2. Step 2: Convert to fraction form
    1,763.48/2,642.76 = 1,351.16/x
  3. Step 3: Cross multiply
    1,763.48x = 2,642.76 × 1,351.16
  4. Step 4: Simplify right side
    1,763.48x = 3,570,791.60
  5. Step 5: Solve for x
    x = 3,570,791.60/1,763.48
  6. Step 6: Final answer
    x = 2,024.86

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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.