Home / 11,070.48-16,605.78-3,279.36

Finding the Fourth Proportional to 11,070.48, 16,605.78 and 3,279.36

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Solution

The fourth proportional to 11,070.48, 16,605.78 and 3,279.36 is: 4,919.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.48 : 16,605.78 = 3,279.36 : x
  2. Step 2: Convert to fraction form
    11,070.48/16,605.78 = 3,279.36/x
  3. Step 3: Cross multiply
    11,070.48x = 16,605.78 × 3,279.36
  4. Step 4: Simplify right side
    11,070.48x = 54,456,330.70
  5. Step 5: Solve for x
    x = 54,456,330.70/11,070.48
  6. Step 6: Final answer
    x = 4,919.06

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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.