Home / 7,211.20-10,810.42-3,050.44

Finding the Fourth Proportional to 7,211.20, 10,810.42 and 3,050.44

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Solution

The fourth proportional to 7,211.20, 10,810.42 and 3,050.44 is: 4,572.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211.20 : 10,810.42 = 3,050.44 : x
  2. Step 2: Convert to fraction form
    7,211.20/10,810.42 = 3,050.44/x
  3. Step 3: Cross multiply
    7,211.20x = 10,810.42 × 3,050.44
  4. Step 4: Simplify right side
    7,211.20x = 32,976,537.58
  5. Step 5: Solve for x
    x = 32,976,537.58/7,211.20
  6. Step 6: Final answer
    x = 4,572.96

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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.