Home / 7,961.27-10,983.34-4,811.99

Finding the Fourth Proportional to 7,961.27, 10,983.34 and 4,811.99

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Solution

The fourth proportional to 7,961.27, 10,983.34 and 4,811.99 is: 6,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,961.27 : 10,983.34 = 4,811.99 : x
  2. Step 2: Convert to fraction form
    7,961.27/10,983.34 = 4,811.99/x
  3. Step 3: Cross multiply
    7,961.27x = 10,983.34 × 4,811.99
  4. Step 4: Simplify right side
    7,961.27x = 52,851,722.25
  5. Step 5: Solve for x
    x = 52,851,722.25/7,961.27
  6. Step 6: Final answer
    x = 6,638.60

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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.