Home / 11,005.60-16,508.40-6,072.70

Finding the Fourth Proportional to 11,005.60, 16,508.40 and 6,072.70

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Solution

The fourth proportional to 11,005.60, 16,508.40 and 6,072.70 is: 9,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.60 : 16,508.40 = 6,072.70 : x
  2. Step 2: Convert to fraction form
    11,005.60/16,508.40 = 6,072.70/x
  3. Step 3: Cross multiply
    11,005.60x = 16,508.40 × 6,072.70
  4. Step 4: Simplify right side
    11,005.60x = 100,250,560.68
  5. Step 5: Solve for x
    x = 100,250,560.68/11,005.60
  6. Step 6: Final answer
    x = 9,109.05

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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.