Home / 5,230.71-7,846.20-2,309.04

Finding the Fourth Proportional to 5,230.71, 7,846.20 and 2,309.04

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Solution

The fourth proportional to 5,230.71, 7,846.20 and 2,309.04 is: 3,463.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.71 : 7,846.20 = 2,309.04 : x
  2. Step 2: Convert to fraction form
    5,230.71/7,846.20 = 2,309.04/x
  3. Step 3: Cross multiply
    5,230.71x = 7,846.20 × 2,309.04
  4. Step 4: Simplify right side
    5,230.71x = 18,117,189.65
  5. Step 5: Solve for x
    x = 18,117,189.65/5,230.71
  6. Step 6: Final answer
    x = 3,463.62

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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.