Home / 11,648.10-16,073.84-6,342.90

Finding the Fourth Proportional to 11,648.10, 16,073.84 and 6,342.90

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Solution

The fourth proportional to 11,648.10, 16,073.84 and 6,342.90 is: 8,752.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,648.10 : 16,073.84 = 6,342.90 : x
  2. Step 2: Convert to fraction form
    11,648.10/16,073.84 = 6,342.90/x
  3. Step 3: Cross multiply
    11,648.10x = 16,073.84 × 6,342.90
  4. Step 4: Simplify right side
    11,648.10x = 101,954,728.02
  5. Step 5: Solve for x
    x = 101,954,728.02/11,648.10
  6. Step 6: Final answer
    x = 8,752.91

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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.