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Finding the Fourth Proportional to 5,076.84, 7,006.04 and 3,087.03

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Solution

The fourth proportional to 5,076.84, 7,006.04 and 3,087.03 is: 4,260.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.84 : 7,006.04 = 3,087.03 : x
  2. Step 2: Convert to fraction form
    5,076.84/7,006.04 = 3,087.03/x
  3. Step 3: Cross multiply
    5,076.84x = 7,006.04 × 3,087.03
  4. Step 4: Simplify right side
    5,076.84x = 21,627,856.03
  5. Step 5: Solve for x
    x = 21,627,856.03/5,076.84
  6. Step 6: Final answer
    x = 4,260.10

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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.