Home / 5,281.46-7,924.30-2,318.33

Finding the Fourth Proportional to 5,281.46, 7,924.30 and 2,318.33

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Solution

The fourth proportional to 5,281.46, 7,924.30 and 2,318.33 is: 3,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.46 : 7,924.30 = 2,318.33 : x
  2. Step 2: Convert to fraction form
    5,281.46/7,924.30 = 2,318.33/x
  3. Step 3: Cross multiply
    5,281.46x = 7,924.30 × 2,318.33
  4. Step 4: Simplify right side
    5,281.46x = 18,371,156.43
  5. Step 5: Solve for x
    x = 18,371,156.43/5,281.46
  6. Step 6: Final answer
    x = 3,478.42

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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.