Home / 2,287.18-3,410.68-2,266.39

Finding the Fourth Proportional to 2,287.18, 3,410.68 and 2,266.39

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Solution

The fourth proportional to 2,287.18, 3,410.68 and 2,266.39 is: 3,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287.18 : 3,410.68 = 2,266.39 : x
  2. Step 2: Convert to fraction form
    2,287.18/3,410.68 = 2,266.39/x
  3. Step 3: Cross multiply
    2,287.18x = 3,410.68 × 2,266.39
  4. Step 4: Simplify right side
    2,287.18x = 7,729,931.05
  5. Step 5: Solve for x
    x = 7,729,931.05/2,287.18
  6. Step 6: Final answer
    x = 3,379.68

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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.