Home / 1,962.13-2,707.97-1,134.13

Finding the Fourth Proportional to 1,962.13, 2,707.97 and 1,134.13

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Solution

The fourth proportional to 1,962.13, 2,707.97 and 1,134.13 is: 1,565.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962.13 : 2,707.97 = 1,134.13 : x
  2. Step 2: Convert to fraction form
    1,962.13/2,707.97 = 1,134.13/x
  3. Step 3: Cross multiply
    1,962.13x = 2,707.97 × 1,134.13
  4. Step 4: Simplify right side
    1,962.13x = 3,071,179.31
  5. Step 5: Solve for x
    x = 3,071,179.31/1,962.13
  6. Step 6: Final answer
    x = 1,565.23

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1.5x scale

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.