Home / 7,126.25-10,690.92-2,446.07

Finding the Fourth Proportional to 7,126.25, 10,690.92 and 2,446.07

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Solution

The fourth proportional to 7,126.25, 10,690.92 and 2,446.07 is: 3,669.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.25 : 10,690.92 = 2,446.07 : x
  2. Step 2: Convert to fraction form
    7,126.25/10,690.92 = 2,446.07/x
  3. Step 3: Cross multiply
    7,126.25x = 10,690.92 × 2,446.07
  4. Step 4: Simplify right side
    7,126.25x = 26,150,685.23
  5. Step 5: Solve for x
    x = 26,150,685.23/7,126.25
  6. Step 6: Final answer
    x = 3,669.63

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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.