Home / 1,523.16-2,101.38-1,169.16

Finding the Fourth Proportional to 1,523.16, 2,101.38 and 1,169.16

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Solution

The fourth proportional to 1,523.16, 2,101.38 and 1,169.16 is: 1,612.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523.16 : 2,101.38 = 1,169.16 : x
  2. Step 2: Convert to fraction form
    1,523.16/2,101.38 = 1,169.16/x
  3. Step 3: Cross multiply
    1,523.16x = 2,101.38 × 1,169.16
  4. Step 4: Simplify right side
    1,523.16x = 2,456,849.44
  5. Step 5: Solve for x
    x = 2,456,849.44/1,523.16
  6. Step 6: Final answer
    x = 1,612.99

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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.