Home / 7,234.83-10,847.13-2,788.75

Finding the Fourth Proportional to 7,234.83, 10,847.13 and 2,788.75

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Solution

The fourth proportional to 7,234.83, 10,847.13 and 2,788.75 is: 4,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.83 : 10,847.13 = 2,788.75 : x
  2. Step 2: Convert to fraction form
    7,234.83/10,847.13 = 2,788.75/x
  3. Step 3: Cross multiply
    7,234.83x = 10,847.13 × 2,788.75
  4. Step 4: Simplify right side
    7,234.83x = 30,249,936.89
  5. Step 5: Solve for x
    x = 30,249,936.89/7,234.83
  6. Step 6: Final answer
    x = 4,181.15

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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.