Home / 1,479.38-2,041.68-849.99

Finding the Fourth Proportional to 1,479.38, 2,041.68 and 849.99

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Solution

The fourth proportional to 1,479.38, 2,041.68 and 849.99 is: 1,173.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479.38 : 2,041.68 = 849.99 : x
  2. Step 2: Convert to fraction form
    1,479.38/2,041.68 = 849.99/x
  3. Step 3: Cross multiply
    1,479.38x = 2,041.68 × 849.99
  4. Step 4: Simplify right side
    1,479.38x = 1,735,407.58
  5. Step 5: Solve for x
    x = 1,735,407.58/1,479.38
  6. Step 6: Final answer
    x = 1,173.06

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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.