Home / 11,648.43-16,074.85-6,343.27

Finding the Fourth Proportional to 11,648.43, 16,074.85 and 6,343.27

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Solution

The fourth proportional to 11,648.43, 16,074.85 and 6,343.27 is: 8,753.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,648.43 : 16,074.85 = 6,343.27 : x
  2. Step 2: Convert to fraction form
    11,648.43/16,074.85 = 6,343.27/x
  3. Step 3: Cross multiply
    11,648.43x = 16,074.85 × 6,343.27
  4. Step 4: Simplify right side
    11,648.43x = 101,967,113.76
  5. Step 5: Solve for x
    x = 101,967,113.76/11,648.43
  6. Step 6: Final answer
    x = 8,753.72

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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.