Home / 11,877.84-16,391.22-6,572.52

Finding the Fourth Proportional to 11,877.84, 16,391.22 and 6,572.52

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Solution

The fourth proportional to 11,877.84, 16,391.22 and 6,572.52 is: 9,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877.84 : 16,391.22 = 6,572.52 : x
  2. Step 2: Convert to fraction form
    11,877.84/16,391.22 = 6,572.52/x
  3. Step 3: Cross multiply
    11,877.84x = 16,391.22 × 6,572.52
  4. Step 4: Simplify right side
    11,877.84x = 107,731,621.27
  5. Step 5: Solve for x
    x = 107,731,621.27/11,877.84
  6. Step 6: Final answer
    x = 9,069.97

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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.