Home / 1,150.17-1,725.13-370.71

Finding the Fourth Proportional to 1,150.17, 1,725.13 and 370.71

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Solution

The fourth proportional to 1,150.17, 1,725.13 and 370.71 is: 556.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.17 : 1,725.13 = 370.71 : x
  2. Step 2: Convert to fraction form
    1,150.17/1,725.13 = 370.71/x
  3. Step 3: Cross multiply
    1,150.17x = 1,725.13 × 370.71
  4. Step 4: Simplify right side
    1,150.17x = 639,523.41
  5. Step 5: Solve for x
    x = 639,523.41/1,150.17
  6. Step 6: Final answer
    x = 556.03

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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.