Home / 2,079.24-2,869.16-1,182.92

Finding the Fourth Proportional to 2,079.24, 2,869.16 and 1,182.92

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Solution

The fourth proportional to 2,079.24, 2,869.16 and 1,182.92 is: 1,632.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.24 : 2,869.16 = 1,182.92 : x
  2. Step 2: Convert to fraction form
    2,079.24/2,869.16 = 1,182.92/x
  3. Step 3: Cross multiply
    2,079.24x = 2,869.16 × 1,182.92
  4. Step 4: Simplify right side
    2,079.24x = 3,393,966.49
  5. Step 5: Solve for x
    x = 3,393,966.49/2,079.24
  6. Step 6: Final answer
    x = 1,632.31

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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.