Home / 10,885.79-16,331.02-6,208.04

Finding the Fourth Proportional to 10,885.79, 16,331.02 and 6,208.04

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Solution

The fourth proportional to 10,885.79, 16,331.02 and 6,208.04 is: 9,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,885.79 : 16,331.02 = 6,208.04 : x
  2. Step 2: Convert to fraction form
    10,885.79/16,331.02 = 6,208.04/x
  3. Step 3: Cross multiply
    10,885.79x = 16,331.02 × 6,208.04
  4. Step 4: Simplify right side
    10,885.79x = 101,383,650.71
  5. Step 5: Solve for x
    x = 101,383,650.71/10,885.79
  6. Step 6: Final answer
    x = 9,313.39

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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.