Home / 2,270.04-3,132.60-1,275.24

Finding the Fourth Proportional to 2,270.04, 3,132.60 and 1,275.24

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Solution

The fourth proportional to 2,270.04, 3,132.60 and 1,275.24 is: 1,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.04 : 3,132.60 = 1,275.24 : x
  2. Step 2: Convert to fraction form
    2,270.04/3,132.60 = 1,275.24/x
  3. Step 3: Cross multiply
    2,270.04x = 3,132.60 × 1,275.24
  4. Step 4: Simplify right side
    2,270.04x = 3,994,816.82
  5. Step 5: Solve for x
    x = 3,994,816.82/2,270.04
  6. Step 6: Final answer
    x = 1,759.80

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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.