Home / 2,432.23-3,648.71-1,199.72

Finding the Fourth Proportional to 2,432.23, 3,648.71 and 1,199.72

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Solution

The fourth proportional to 2,432.23, 3,648.71 and 1,199.72 is: 1,799.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.23 : 3,648.71 = 1,199.72 : x
  2. Step 2: Convert to fraction form
    2,432.23/3,648.71 = 1,199.72/x
  3. Step 3: Cross multiply
    2,432.23x = 3,648.71 × 1,199.72
  4. Step 4: Simplify right side
    2,432.23x = 4,377,430.36
  5. Step 5: Solve for x
    x = 4,377,430.36/2,432.23
  6. Step 6: Final answer
    x = 1,799.76

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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.