Home / 4,051.92-5,589.36-3,306.72

Finding the Fourth Proportional to 4,051.92, 5,589.36 and 3,306.72

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Solution

The fourth proportional to 4,051.92, 5,589.36 and 3,306.72 is: 4,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.92 : 5,589.36 = 3,306.72 : x
  2. Step 2: Convert to fraction form
    4,051.92/5,589.36 = 3,306.72/x
  3. Step 3: Cross multiply
    4,051.92x = 5,589.36 × 3,306.72
  4. Step 4: Simplify right side
    4,051.92x = 18,482,448.50
  5. Step 5: Solve for x
    x = 18,482,448.50/4,051.92
  6. Step 6: Final answer
    x = 4,561.41

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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.