Home / 3,001.90-4,497.21-1,151.76

Finding the Fourth Proportional to 3,001.90, 4,497.21 and 1,151.76

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Solution

The fourth proportional to 3,001.90, 4,497.21 and 1,151.76 is: 1,725.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.90 : 4,497.21 = 1,151.76 : x
  2. Step 2: Convert to fraction form
    3,001.90/4,497.21 = 1,151.76/x
  3. Step 3: Cross multiply
    3,001.90x = 4,497.21 × 1,151.76
  4. Step 4: Simplify right side
    3,001.90x = 5,179,706.59
  5. Step 5: Solve for x
    x = 5,179,706.59/3,001.90
  6. Step 6: Final answer
    x = 1,725.48

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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.