Home / 4,261.90-6,377.64-2,945.92

Finding the Fourth Proportional to 4,261.90, 6,377.64 and 2,945.92

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Solution

The fourth proportional to 4,261.90, 6,377.64 and 2,945.92 is: 4,408.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.90 : 6,377.64 = 2,945.92 : x
  2. Step 2: Convert to fraction form
    4,261.90/6,377.64 = 2,945.92/x
  3. Step 3: Cross multiply
    4,261.90x = 6,377.64 × 2,945.92
  4. Step 4: Simplify right side
    4,261.90x = 18,788,017.23
  5. Step 5: Solve for x
    x = 18,788,017.23/4,261.90
  6. Step 6: Final answer
    x = 4,408.37

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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.