Home / 7,766.92-11,646.96-2,219.04

Finding the Fourth Proportional to 7,766.92, 11,646.96 and 2,219.04

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Solution

The fourth proportional to 7,766.92, 11,646.96 and 2,219.04 is: 3,327.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.92 : 11,646.96 = 2,219.04 : x
  2. Step 2: Convert to fraction form
    7,766.92/11,646.96 = 2,219.04/x
  3. Step 3: Cross multiply
    7,766.92x = 11,646.96 × 2,219.04
  4. Step 4: Simplify right side
    7,766.92x = 25,845,070.12
  5. Step 5: Solve for x
    x = 25,845,070.12/7,766.92
  6. Step 6: Final answer
    x = 3,327.58

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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.