Home / 7,736.24-10,669.56-6,336.56

Finding the Fourth Proportional to 7,736.24, 10,669.56 and 6,336.56

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Solution

The fourth proportional to 7,736.24, 10,669.56 and 6,336.56 is: 8,739.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.24 : 10,669.56 = 6,336.56 : x
  2. Step 2: Convert to fraction form
    7,736.24/10,669.56 = 6,336.56/x
  3. Step 3: Cross multiply
    7,736.24x = 10,669.56 × 6,336.56
  4. Step 4: Simplify right side
    7,736.24x = 67,608,307.11
  5. Step 5: Solve for x
    x = 67,608,307.11/7,736.24
  6. Step 6: Final answer
    x = 8,739.17

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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.