Home / 2,356.04-3,534.78-1,125.02

Finding the Fourth Proportional to 2,356.04, 3,534.78 and 1,125.02

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Solution

The fourth proportional to 2,356.04, 3,534.78 and 1,125.02 is: 1,687.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.04 : 3,534.78 = 1,125.02 : x
  2. Step 2: Convert to fraction form
    2,356.04/3,534.78 = 1,125.02/x
  3. Step 3: Cross multiply
    2,356.04x = 3,534.78 × 1,125.02
  4. Step 4: Simplify right side
    2,356.04x = 3,976,698.20
  5. Step 5: Solve for x
    x = 3,976,698.20/2,356.04
  6. Step 6: Final answer
    x = 1,687.87

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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.