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Finding the Fourth Proportional to 5,942.28, 8,920.14 and 3,752.25

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Solution

The fourth proportional to 5,942.28, 8,920.14 and 3,752.25 is: 5,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.28 : 8,920.14 = 3,752.25 : x
  2. Step 2: Convert to fraction form
    5,942.28/8,920.14 = 3,752.25/x
  3. Step 3: Cross multiply
    5,942.28x = 8,920.14 × 3,752.25
  4. Step 4: Simplify right side
    5,942.28x = 33,470,595.32
  5. Step 5: Solve for x
    x = 33,470,595.32/5,942.28
  6. Step 6: Final answer
    x = 5,632.62

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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.