Home / 6,823.40-10,213.91-3,695.63

Finding the Fourth Proportional to 6,823.40, 10,213.91 and 3,695.63

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Solution

The fourth proportional to 6,823.40, 10,213.91 and 3,695.63 is: 5,531.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.40 : 10,213.91 = 3,695.63 : x
  2. Step 2: Convert to fraction form
    6,823.40/10,213.91 = 3,695.63/x
  3. Step 3: Cross multiply
    6,823.40x = 10,213.91 × 3,695.63
  4. Step 4: Simplify right side
    6,823.40x = 37,746,839.27
  5. Step 5: Solve for x
    x = 37,746,839.27/6,823.40
  6. Step 6: Final answer
    x = 5,531.97

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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.