Home / 7,937.11-10,928.27-6,739.58

Finding the Fourth Proportional to 7,937.11, 10,928.27 and 6,739.58

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Solution

The fourth proportional to 7,937.11, 10,928.27 and 6,739.58 is: 9,279.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.11 : 10,928.27 = 6,739.58 : x
  2. Step 2: Convert to fraction form
    7,937.11/10,928.27 = 6,739.58/x
  3. Step 3: Cross multiply
    7,937.11x = 10,928.27 × 6,739.58
  4. Step 4: Simplify right side
    7,937.11x = 73,651,949.93
  5. Step 5: Solve for x
    x = 73,651,949.93/7,937.11
  6. Step 6: Final answer
    x = 9,279.44

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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.