Home / 5,281.44-7,291.80-3,292.80

Finding the Fourth Proportional to 5,281.44, 7,291.80 and 3,292.80

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Solution

The fourth proportional to 5,281.44, 7,291.80 and 3,292.80 is: 4,546.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.44 : 7,291.80 = 3,292.80 : x
  2. Step 2: Convert to fraction form
    5,281.44/7,291.80 = 3,292.80/x
  3. Step 3: Cross multiply
    5,281.44x = 7,291.80 × 3,292.80
  4. Step 4: Simplify right side
    5,281.44x = 24,010,439.04
  5. Step 5: Solve for x
    x = 24,010,439.04/5,281.44
  6. Step 6: Final answer
    x = 4,546.19

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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.