Home / 4,442.90-6,133.80-3,950.78

Finding the Fourth Proportional to 4,442.90, 6,133.80 and 3,950.78

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Solution

The fourth proportional to 4,442.90, 6,133.80 and 3,950.78 is: 5,454.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.90 : 6,133.80 = 3,950.78 : x
  2. Step 2: Convert to fraction form
    4,442.90/6,133.80 = 3,950.78/x
  3. Step 3: Cross multiply
    4,442.90x = 6,133.80 × 3,950.78
  4. Step 4: Simplify right side
    4,442.90x = 24,233,294.36
  5. Step 5: Solve for x
    x = 24,233,294.36/4,442.90
  6. Step 6: Final answer
    x = 5,454.39

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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.