Home / 1,713.76-2,363.78-1,182.85

Finding the Fourth Proportional to 1,713.76, 2,363.78 and 1,182.85

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Solution

The fourth proportional to 1,713.76, 2,363.78 and 1,182.85 is: 1,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.76 : 2,363.78 = 1,182.85 : x
  2. Step 2: Convert to fraction form
    1,713.76/2,363.78 = 1,182.85/x
  3. Step 3: Cross multiply
    1,713.76x = 2,363.78 × 1,182.85
  4. Step 4: Simplify right side
    1,713.76x = 2,796,007.52
  5. Step 5: Solve for x
    x = 2,796,007.52/1,713.76
  6. Step 6: Final answer
    x = 1,631.51

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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.