Home / 8,909.14-13,356.39-5,202.22

Finding the Fourth Proportional to 8,909.14, 13,356.39 and 5,202.22

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Solution

The fourth proportional to 8,909.14, 13,356.39 and 5,202.22 is: 7,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.14 : 13,356.39 = 5,202.22 : x
  2. Step 2: Convert to fraction form
    8,909.14/13,356.39 = 5,202.22/x
  3. Step 3: Cross multiply
    8,909.14x = 13,356.39 × 5,202.22
  4. Step 4: Simplify right side
    8,909.14x = 69,482,879.19
  5. Step 5: Solve for x
    x = 69,482,879.19/8,909.14
  6. Step 6: Final answer
    x = 7,799.06

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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.