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Finding the Fourth Proportional to 7,228.70, 10,844.10 and 3,068.70

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Solution

The fourth proportional to 7,228.70, 10,844.10 and 3,068.70 is: 4,603.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228.70 : 10,844.10 = 3,068.70 : x
  2. Step 2: Convert to fraction form
    7,228.70/10,844.10 = 3,068.70/x
  3. Step 3: Cross multiply
    7,228.70x = 10,844.10 × 3,068.70
  4. Step 4: Simplify right side
    7,228.70x = 33,277,289.67
  5. Step 5: Solve for x
    x = 33,277,289.67/7,228.70
  6. Step 6: Final answer
    x = 4,603.50

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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.