Home / 7,926.24-10,906.08-6,504.72

Finding the Fourth Proportional to 7,926.24, 10,906.08 and 6,504.72

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Solution

The fourth proportional to 7,926.24, 10,906.08 and 6,504.72 is: 8,950.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.24 : 10,906.08 = 6,504.72 : x
  2. Step 2: Convert to fraction form
    7,926.24/10,906.08 = 6,504.72/x
  3. Step 3: Cross multiply
    7,926.24x = 10,906.08 × 6,504.72
  4. Step 4: Simplify right side
    7,926.24x = 70,940,996.70
  5. Step 5: Solve for x
    x = 70,940,996.70/7,926.24
  6. Step 6: Final answer
    x = 8,950.14

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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.