Home / 7,073.43-10,603.19-3,126.84

Finding the Fourth Proportional to 7,073.43, 10,603.19 and 3,126.84

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Solution

The fourth proportional to 7,073.43, 10,603.19 and 3,126.84 is: 4,687.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.43 : 10,603.19 = 3,126.84 : x
  2. Step 2: Convert to fraction form
    7,073.43/10,603.19 = 3,126.84/x
  3. Step 3: Cross multiply
    7,073.43x = 10,603.19 × 3,126.84
  4. Step 4: Simplify right side
    7,073.43x = 33,154,409.97
  5. Step 5: Solve for x
    x = 33,154,409.97/7,073.43
  6. Step 6: Final answer
    x = 4,687.18

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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.