Home / 7,482.86-11,225.94-2,218.30

Finding the Fourth Proportional to 7,482.86, 11,225.94 and 2,218.30

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Solution

The fourth proportional to 7,482.86, 11,225.94 and 2,218.30 is: 3,327.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.86 : 11,225.94 = 2,218.30 : x
  2. Step 2: Convert to fraction form
    7,482.86/11,225.94 = 2,218.30/x
  3. Step 3: Cross multiply
    7,482.86x = 11,225.94 × 2,218.30
  4. Step 4: Simplify right side
    7,482.86x = 24,902,502.70
  5. Step 5: Solve for x
    x = 24,902,502.70/7,482.86
  6. Step 6: Final answer
    x = 3,327.94

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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.