Home / 2,225.22-3,325.50-2,097.18

Finding the Fourth Proportional to 2,225.22, 3,325.50 and 2,097.18

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Solution

The fourth proportional to 2,225.22, 3,325.50 and 2,097.18 is: 3,134.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.22 : 3,325.50 = 2,097.18 : x
  2. Step 2: Convert to fraction form
    2,225.22/3,325.50 = 2,097.18/x
  3. Step 3: Cross multiply
    2,225.22x = 3,325.50 × 2,097.18
  4. Step 4: Simplify right side
    2,225.22x = 6,974,172.09
  5. Step 5: Solve for x
    x = 6,974,172.09/2,225.22
  6. Step 6: Final answer
    x = 3,134.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.