Home / 7,461.20-11,192.20-2,266.68

Finding the Fourth Proportional to 7,461.20, 11,192.20 and 2,266.68

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Solution

The fourth proportional to 7,461.20, 11,192.20 and 2,266.68 is: 3,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461.20 : 11,192.20 = 2,266.68 : x
  2. Step 2: Convert to fraction form
    7,461.20/11,192.20 = 2,266.68/x
  3. Step 3: Cross multiply
    7,461.20x = 11,192.20 × 2,266.68
  4. Step 4: Simplify right side
    7,461.20x = 25,369,135.90
  5. Step 5: Solve for x
    x = 25,369,135.90/7,461.20
  6. Step 6: Final answer
    x = 3,400.14

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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.