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Finding the Fourth Proportional to 6,628.77, 9,982.89 and 6,038.28

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Solution

The fourth proportional to 6,628.77, 9,982.89 and 6,038.28 is: 9,093.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628.77 : 9,982.89 = 6,038.28 : x
  2. Step 2: Convert to fraction form
    6,628.77/9,982.89 = 6,038.28/x
  3. Step 3: Cross multiply
    6,628.77x = 9,982.89 × 6,038.28
  4. Step 4: Simplify right side
    6,628.77x = 60,279,485.03
  5. Step 5: Solve for x
    x = 60,279,485.03/6,628.77
  6. Step 6: Final answer
    x = 9,093.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.