Home / 7,126.97-10,690.61-2,446.97

Finding the Fourth Proportional to 7,126.97, 10,690.61 and 2,446.97

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Solution

The fourth proportional to 7,126.97, 10,690.61 and 2,446.97 is: 3,670.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.97 : 10,690.61 = 2,446.97 : x
  2. Step 2: Convert to fraction form
    7,126.97/10,690.61 = 2,446.97/x
  3. Step 3: Cross multiply
    7,126.97x = 10,690.61 × 2,446.97
  4. Step 4: Simplify right side
    7,126.97x = 26,159,536.26
  5. Step 5: Solve for x
    x = 26,159,536.26/7,126.97
  6. Step 6: Final answer
    x = 3,670.50

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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.