Home / 6,738.79-9,296.35-4,380.07

Finding the Fourth Proportional to 6,738.79, 9,296.35 and 4,380.07

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Solution

The fourth proportional to 6,738.79, 9,296.35 and 4,380.07 is: 6,042.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.79 : 9,296.35 = 4,380.07 : x
  2. Step 2: Convert to fraction form
    6,738.79/9,296.35 = 4,380.07/x
  3. Step 3: Cross multiply
    6,738.79x = 9,296.35 × 4,380.07
  4. Step 4: Simplify right side
    6,738.79x = 40,718,663.74
  5. Step 5: Solve for x
    x = 40,718,663.74/6,738.79
  6. Step 6: Final answer
    x = 6,042.43

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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.