Home / 3,001.30-4,141.81-1,742.62

Finding the Fourth Proportional to 3,001.30, 4,141.81 and 1,742.62

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Solution

The fourth proportional to 3,001.30, 4,141.81 and 1,742.62 is: 2,404.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.30 : 4,141.81 = 1,742.62 : x
  2. Step 2: Convert to fraction form
    3,001.30/4,141.81 = 1,742.62/x
  3. Step 3: Cross multiply
    3,001.30x = 4,141.81 × 1,742.62
  4. Step 4: Simplify right side
    3,001.30x = 7,217,600.94
  5. Step 5: Solve for x
    x = 7,217,600.94/3,001.30
  6. Step 6: Final answer
    x = 2,404.82

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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.