Home / 7,941.72-10,959.21-4,404.90

Finding the Fourth Proportional to 7,941.72, 10,959.21 and 4,404.90

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Solution

The fourth proportional to 7,941.72, 10,959.21 and 4,404.90 is: 6,078.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.72 : 10,959.21 = 4,404.90 : x
  2. Step 2: Convert to fraction form
    7,941.72/10,959.21 = 4,404.90/x
  3. Step 3: Cross multiply
    7,941.72x = 10,959.21 × 4,404.90
  4. Step 4: Simplify right side
    7,941.72x = 48,274,224.13
  5. Step 5: Solve for x
    x = 48,274,224.13/7,941.72
  6. Step 6: Final answer
    x = 6,078.56

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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.