Home / 7,449.87-10,281.75-4,306.06

Finding the Fourth Proportional to 7,449.87, 10,281.75 and 4,306.06

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Solution

The fourth proportional to 7,449.87, 10,281.75 and 4,306.06 is: 5,942.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.87 : 10,281.75 = 4,306.06 : x
  2. Step 2: Convert to fraction form
    7,449.87/10,281.75 = 4,306.06/x
  3. Step 3: Cross multiply
    7,449.87x = 10,281.75 × 4,306.06
  4. Step 4: Simplify right side
    7,449.87x = 44,273,853.33
  5. Step 5: Solve for x
    x = 44,273,853.33/7,449.87
  6. Step 6: Final answer
    x = 5,942.90

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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.