Home / 3,432.23-4,736.58-2,105.66

Finding the Fourth Proportional to 3,432.23, 4,736.58 and 2,105.66

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Solution

The fourth proportional to 3,432.23, 4,736.58 and 2,105.66 is: 2,905.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.23 : 4,736.58 = 2,105.66 : x
  2. Step 2: Convert to fraction form
    3,432.23/4,736.58 = 2,105.66/x
  3. Step 3: Cross multiply
    3,432.23x = 4,736.58 × 2,105.66
  4. Step 4: Simplify right side
    3,432.23x = 9,973,622.11
  5. Step 5: Solve for x
    x = 9,973,622.11/3,432.23
  6. Step 6: Final answer
    x = 2,905.87

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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.