Home / 3,204.16-4,423.14-2,418.40

Finding the Fourth Proportional to 3,204.16, 4,423.14 and 2,418.40

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Solution

The fourth proportional to 3,204.16, 4,423.14 and 2,418.40 is: 3,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.16 : 4,423.14 = 2,418.40 : x
  2. Step 2: Convert to fraction form
    3,204.16/4,423.14 = 2,418.40/x
  3. Step 3: Cross multiply
    3,204.16x = 4,423.14 × 2,418.40
  4. Step 4: Simplify right side
    3,204.16x = 10,696,921.78
  5. Step 5: Solve for x
    x = 10,696,921.78/3,204.16
  6. Step 6: Final answer
    x = 3,338.45

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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.