Home / 6,828.30-10,242.45-2,445.66

Finding the Fourth Proportional to 6,828.30, 10,242.45 and 2,445.66

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Solution

The fourth proportional to 6,828.30, 10,242.45 and 2,445.66 is: 3,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.30 : 10,242.45 = 2,445.66 : x
  2. Step 2: Convert to fraction form
    6,828.30/10,242.45 = 2,445.66/x
  3. Step 3: Cross multiply
    6,828.30x = 10,242.45 × 2,445.66
  4. Step 4: Simplify right side
    6,828.30x = 25,049,550.27
  5. Step 5: Solve for x
    x = 25,049,550.27/6,828.30
  6. Step 6: Final answer
    x = 3,668.49

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Similar ratio
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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.