Home / 5,003.28-6,905.16-2,907

Finding the Fourth Proportional to 5,003.28, 6,905.16 and 2,907

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Solution

The fourth proportional to 5,003.28, 6,905.16 and 2,907 is: 4,012.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.28 : 6,905.16 = 2,907 : x
  2. Step 2: Convert to fraction form
    5,003.28/6,905.16 = 2,907/x
  3. Step 3: Cross multiply
    5,003.28x = 6,905.16 × 2,907
  4. Step 4: Simplify right side
    5,003.28x = 20,073,300.12
  5. Step 5: Solve for x
    x = 20,073,300.12/5,003.28
  6. Step 6: Final answer
    x = 4,012.03

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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.