Home / 3,354.33-4,628.78-1,862.14

Finding the Fourth Proportional to 3,354.33, 4,628.78 and 1,862.14

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Solution

The fourth proportional to 3,354.33, 4,628.78 and 1,862.14 is: 2,569.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.33 : 4,628.78 = 1,862.14 : x
  2. Step 2: Convert to fraction form
    3,354.33/4,628.78 = 1,862.14/x
  3. Step 3: Cross multiply
    3,354.33x = 4,628.78 × 1,862.14
  4. Step 4: Simplify right side
    3,354.33x = 8,619,436.39
  5. Step 5: Solve for x
    x = 8,619,436.39/3,354.33
  6. Step 6: Final answer
    x = 2,569.64

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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.