Home / 11,081.34-16,580.70-6,641.46

Finding the Fourth Proportional to 11,081.34, 16,580.70 and 6,641.46

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Solution

The fourth proportional to 11,081.34, 16,580.70 and 6,641.46 is: 9,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.34 : 16,580.70 = 6,641.46 : x
  2. Step 2: Convert to fraction form
    11,081.34/16,580.70 = 6,641.46/x
  3. Step 3: Cross multiply
    11,081.34x = 16,580.70 × 6,641.46
  4. Step 4: Simplify right side
    11,081.34x = 110,120,055.82
  5. Step 5: Solve for x
    x = 110,120,055.82/11,081.34
  6. Step 6: Final answer
    x = 9,937.43

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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.