Home / 3,278.63-4,524.60-1,862.36

Finding the Fourth Proportional to 3,278.63, 4,524.60 and 1,862.36

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Solution

The fourth proportional to 3,278.63, 4,524.60 and 1,862.36 is: 2,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.63 : 4,524.60 = 1,862.36 : x
  2. Step 2: Convert to fraction form
    3,278.63/4,524.60 = 1,862.36/x
  3. Step 3: Cross multiply
    3,278.63x = 4,524.60 × 1,862.36
  4. Step 4: Simplify right side
    3,278.63x = 8,426,452.35
  5. Step 5: Solve for x
    x = 8,426,452.35/3,278.63
  6. Step 6: Final answer
    x = 2,570.11

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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.