Home / 3,432.06-4,736.33-2,105.58

Finding the Fourth Proportional to 3,432.06, 4,736.33 and 2,105.58

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Solution

The fourth proportional to 3,432.06, 4,736.33 and 2,105.58 is: 2,905.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.06 : 4,736.33 = 2,105.58 : x
  2. Step 2: Convert to fraction form
    3,432.06/4,736.33 = 2,105.58/x
  3. Step 3: Cross multiply
    3,432.06x = 4,736.33 × 2,105.58
  4. Step 4: Simplify right side
    3,432.06x = 9,972,711.19
  5. Step 5: Solve for x
    x = 9,972,711.19/3,432.06
  6. Step 6: Final answer
    x = 2,905.75

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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.