Home / 8,018.82-11,065.76-4,482.05

Finding the Fourth Proportional to 8,018.82, 11,065.76 and 4,482.05

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Solution

The fourth proportional to 8,018.82, 11,065.76 and 4,482.05 is: 6,185.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.82 : 11,065.76 = 4,482.05 : x
  2. Step 2: Convert to fraction form
    8,018.82/11,065.76 = 4,482.05/x
  3. Step 3: Cross multiply
    8,018.82x = 11,065.76 × 4,482.05
  4. Step 4: Simplify right side
    8,018.82x = 49,597,289.61
  5. Step 5: Solve for x
    x = 49,597,289.61/8,018.82
  6. Step 6: Final answer
    x = 6,185.11

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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.