Home / 3,354.24-4,628.84-1,862.12

Finding the Fourth Proportional to 3,354.24, 4,628.84 and 1,862.12

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Solution

The fourth proportional to 3,354.24, 4,628.84 and 1,862.12 is: 2,569.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.24 : 4,628.84 = 1,862.12 : x
  2. Step 2: Convert to fraction form
    3,354.24/4,628.84 = 1,862.12/x
  3. Step 3: Cross multiply
    3,354.24x = 4,628.84 × 1,862.12
  4. Step 4: Simplify right side
    3,354.24x = 8,619,455.54
  5. Step 5: Solve for x
    x = 8,619,455.54/3,354.24
  6. Step 6: Final answer
    x = 2,569.72

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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.