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Finding the Fourth Proportional to 2,641.01, 3,959.55 and 1,601.24

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Solution

The fourth proportional to 2,641.01, 3,959.55 and 1,601.24 is: 2,400.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641.01 : 3,959.55 = 1,601.24 : x
  2. Step 2: Convert to fraction form
    2,641.01/3,959.55 = 1,601.24/x
  3. Step 3: Cross multiply
    2,641.01x = 3,959.55 × 1,601.24
  4. Step 4: Simplify right side
    2,641.01x = 6,340,170.04
  5. Step 5: Solve for x
    x = 6,340,170.04/2,641.01
  6. Step 6: Final answer
    x = 2,400.67

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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.