Home / 7,937.28-10,940.76-6,255.99

Finding the Fourth Proportional to 7,937.28, 10,940.76 and 6,255.99

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Solution

The fourth proportional to 7,937.28, 10,940.76 and 6,255.99 is: 8,623.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.28 : 10,940.76 = 6,255.99 : x
  2. Step 2: Convert to fraction form
    7,937.28/10,940.76 = 6,255.99/x
  3. Step 3: Cross multiply
    7,937.28x = 10,940.76 × 6,255.99
  4. Step 4: Simplify right side
    7,937.28x = 68,445,285.15
  5. Step 5: Solve for x
    x = 68,445,285.15/7,937.28
  6. Step 6: Final answer
    x = 8,623.27

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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.