Home / 4,213.91-5,815.10-2,325.65

Finding the Fourth Proportional to 4,213.91, 5,815.10 and 2,325.65

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Solution

The fourth proportional to 4,213.91, 5,815.10 and 2,325.65 is: 3,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.91 : 5,815.10 = 2,325.65 : x
  2. Step 2: Convert to fraction form
    4,213.91/5,815.10 = 2,325.65/x
  3. Step 3: Cross multiply
    4,213.91x = 5,815.10 × 2,325.65
  4. Step 4: Simplify right side
    4,213.91x = 13,523,864.05
  5. Step 5: Solve for x
    x = 13,523,864.05/4,213.91
  6. Step 6: Final answer
    x = 3,209.34

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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.