Home / 4,038.88-6,062.64-3,278.56

Finding the Fourth Proportional to 4,038.88, 6,062.64 and 3,278.56

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Solution

The fourth proportional to 4,038.88, 6,062.64 and 3,278.56 is: 4,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.88 : 6,062.64 = 3,278.56 : x
  2. Step 2: Convert to fraction form
    4,038.88/6,062.64 = 3,278.56/x
  3. Step 3: Cross multiply
    4,038.88x = 6,062.64 × 3,278.56
  4. Step 4: Simplify right side
    4,038.88x = 19,876,729.00
  5. Step 5: Solve for x
    x = 19,876,729.00/4,038.88
  6. Step 6: Final answer
    x = 4,921.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.