Home / 7,404.90-11,104.65-2,209.02

Finding the Fourth Proportional to 7,404.90, 11,104.65 and 2,209.02

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Solution

The fourth proportional to 7,404.90, 11,104.65 and 2,209.02 is: 3,312.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.90 : 11,104.65 = 2,209.02 : x
  2. Step 2: Convert to fraction form
    7,404.90/11,104.65 = 2,209.02/x
  3. Step 3: Cross multiply
    7,404.90x = 11,104.65 × 2,209.02
  4. Step 4: Simplify right side
    7,404.90x = 24,530,393.94
  5. Step 5: Solve for x
    x = 24,530,393.94/7,404.90
  6. Step 6: Final answer
    x = 3,312.72

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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.