Home / 1,599.68-2,393.82-1,182.21

Finding the Fourth Proportional to 1,599.68, 2,393.82 and 1,182.21

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Solution

The fourth proportional to 1,599.68, 2,393.82 and 1,182.21 is: 1,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.68 : 2,393.82 = 1,182.21 : x
  2. Step 2: Convert to fraction form
    1,599.68/2,393.82 = 1,182.21/x
  3. Step 3: Cross multiply
    1,599.68x = 2,393.82 × 1,182.21
  4. Step 4: Simplify right side
    1,599.68x = 2,829,997.94
  5. Step 5: Solve for x
    x = 2,829,997.94/1,599.68
  6. Step 6: Final answer
    x = 1,769.11

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1.5x scale

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.