Home / 11,595.04-16,002.60-7,619.44

Finding the Fourth Proportional to 11,595.04, 16,002.60 and 7,619.44

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Solution

The fourth proportional to 11,595.04, 16,002.60 and 7,619.44 is: 10,515.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.04 : 16,002.60 = 7,619.44 : x
  2. Step 2: Convert to fraction form
    11,595.04/16,002.60 = 7,619.44/x
  3. Step 3: Cross multiply
    11,595.04x = 16,002.60 × 7,619.44
  4. Step 4: Simplify right side
    11,595.04x = 121,930,850.54
  5. Step 5: Solve for x
    x = 121,930,850.54/11,595.04
  6. Step 6: Final answer
    x = 10,515.78

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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.