Home / 4,215.65-5,816.68-2,446.34

Finding the Fourth Proportional to 4,215.65, 5,816.68 and 2,446.34

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Solution

The fourth proportional to 4,215.65, 5,816.68 and 2,446.34 is: 3,375.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.65 : 5,816.68 = 2,446.34 : x
  2. Step 2: Convert to fraction form
    4,215.65/5,816.68 = 2,446.34/x
  3. Step 3: Cross multiply
    4,215.65x = 5,816.68 × 2,446.34
  4. Step 4: Simplify right side
    4,215.65x = 14,229,541.75
  5. Step 5: Solve for x
    x = 14,229,541.75/4,215.65
  6. Step 6: Final answer
    x = 3,375.41

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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.