Home / 7,609.32-11,411.10-3,228.84

Finding the Fourth Proportional to 7,609.32, 11,411.10 and 3,228.84

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Solution

The fourth proportional to 7,609.32, 11,411.10 and 3,228.84 is: 4,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609.32 : 11,411.10 = 3,228.84 : x
  2. Step 2: Convert to fraction form
    7,609.32/11,411.10 = 3,228.84/x
  3. Step 3: Cross multiply
    7,609.32x = 11,411.10 × 3,228.84
  4. Step 4: Simplify right side
    7,609.32x = 36,844,616.12
  5. Step 5: Solve for x
    x = 36,844,616.12/7,609.32
  6. Step 6: Final answer
    x = 4,842.04

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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.