Home / 3,354.07-4,628.49-1,862.05

Finding the Fourth Proportional to 3,354.07, 4,628.49 and 1,862.05

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Solution

The fourth proportional to 3,354.07, 4,628.49 and 1,862.05 is: 2,569.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.07 : 4,628.49 = 1,862.05 : x
  2. Step 2: Convert to fraction form
    3,354.07/4,628.49 = 1,862.05/x
  3. Step 3: Cross multiply
    3,354.07x = 4,628.49 × 1,862.05
  4. Step 4: Simplify right side
    3,354.07x = 8,618,479.80
  5. Step 5: Solve for x
    x = 8,618,479.80/3,354.07
  6. Step 6: Final answer
    x = 2,569.56

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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.