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Finding the Fourth Proportional to 6,513.73, 8,983.03 and 4,274.76

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Solution

The fourth proportional to 6,513.73, 8,983.03 and 4,274.76 is: 5,895.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513.73 : 8,983.03 = 4,274.76 : x
  2. Step 2: Convert to fraction form
    6,513.73/8,983.03 = 4,274.76/x
  3. Step 3: Cross multiply
    6,513.73x = 8,983.03 × 4,274.76
  4. Step 4: Simplify right side
    6,513.73x = 38,400,297.32
  5. Step 5: Solve for x
    x = 38,400,297.32/6,513.73
  6. Step 6: Final answer
    x = 5,895.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.