Home / 3,354.35-4,629.28-1,862.42

Finding the Fourth Proportional to 3,354.35, 4,629.28 and 1,862.42

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Solution

The fourth proportional to 3,354.35, 4,629.28 and 1,862.42 is: 2,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.35 : 4,629.28 = 1,862.42 : x
  2. Step 2: Convert to fraction form
    3,354.35/4,629.28 = 1,862.42/x
  3. Step 3: Cross multiply
    3,354.35x = 4,629.28 × 1,862.42
  4. Step 4: Simplify right side
    3,354.35x = 8,621,663.66
  5. Step 5: Solve for x
    x = 8,621,663.66/3,354.35
  6. Step 6: Final answer
    x = 2,570.29

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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.