Home / 7,277.11-10,923.31-6,449.47

Finding the Fourth Proportional to 7,277.11, 10,923.31 and 6,449.47

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Solution

The fourth proportional to 7,277.11, 10,923.31 and 6,449.47 is: 9,680.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.11 : 10,923.31 = 6,449.47 : x
  2. Step 2: Convert to fraction form
    7,277.11/10,923.31 = 6,449.47/x
  3. Step 3: Cross multiply
    7,277.11x = 10,923.31 × 6,449.47
  4. Step 4: Simplify right side
    7,277.11x = 70,449,555.21
  5. Step 5: Solve for x
    x = 70,449,555.21/7,277.11
  6. Step 6: Final answer
    x = 9,680.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.