Home / 2,394.39-3,308.67-2,280.60

Finding the Fourth Proportional to 2,394.39, 3,308.67 and 2,280.60

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Solution

The fourth proportional to 2,394.39, 3,308.67 and 2,280.60 is: 3,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.39 : 3,308.67 = 2,280.60 : x
  2. Step 2: Convert to fraction form
    2,394.39/3,308.67 = 2,280.60/x
  3. Step 3: Cross multiply
    2,394.39x = 3,308.67 × 2,280.60
  4. Step 4: Simplify right side
    2,394.39x = 7,545,752.80
  5. Step 5: Solve for x
    x = 7,545,752.80/2,394.39
  6. Step 6: Final answer
    x = 3,151.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.