Home / 11,639.19-16,062.05-6,334.01

Finding the Fourth Proportional to 11,639.19, 16,062.05 and 6,334.01

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Solution

The fourth proportional to 11,639.19, 16,062.05 and 6,334.01 is: 8,740.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639.19 : 16,062.05 = 6,334.01 : x
  2. Step 2: Convert to fraction form
    11,639.19/16,062.05 = 6,334.01/x
  3. Step 3: Cross multiply
    11,639.19x = 16,062.05 × 6,334.01
  4. Step 4: Simplify right side
    11,639.19x = 101,737,120.85
  5. Step 5: Solve for x
    x = 101,737,120.85/11,639.19
  6. Step 6: Final answer
    x = 8,740.91

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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.