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Finding the Fourth Proportional to 10,626.48, 15,936.48 and 2,834.28

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Solution

The fourth proportional to 10,626.48, 15,936.48 and 2,834.28 is: 4,250.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.48 : 15,936.48 = 2,834.28 : x
  2. Step 2: Convert to fraction form
    10,626.48/15,936.48 = 2,834.28/x
  3. Step 3: Cross multiply
    10,626.48x = 15,936.48 × 2,834.28
  4. Step 4: Simplify right side
    10,626.48x = 45,168,446.53
  5. Step 5: Solve for x
    x = 45,168,446.53/10,626.48
  6. Step 6: Final answer
    x = 4,250.56

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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.