Home / 11,638.77-16,061.49-6,333.48

Finding the Fourth Proportional to 11,638.77, 16,061.49 and 6,333.48

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Solution

The fourth proportional to 11,638.77, 16,061.49 and 6,333.48 is: 8,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638.77 : 16,061.49 = 6,333.48 : x
  2. Step 2: Convert to fraction form
    11,638.77/16,061.49 = 6,333.48/x
  3. Step 3: Cross multiply
    11,638.77x = 16,061.49 × 6,333.48
  4. Step 4: Simplify right side
    11,638.77x = 101,725,125.69
  5. Step 5: Solve for x
    x = 101,725,125.69/11,638.77
  6. Step 6: Final answer
    x = 8,740.20

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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.