Home / 7,902.82-10,905.88-4,366.02

Finding the Fourth Proportional to 7,902.82, 10,905.88 and 4,366.02

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Solution

The fourth proportional to 7,902.82, 10,905.88 and 4,366.02 is: 6,025.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902.82 : 10,905.88 = 4,366.02 : x
  2. Step 2: Convert to fraction form
    7,902.82/10,905.88 = 4,366.02/x
  3. Step 3: Cross multiply
    7,902.82x = 10,905.88 × 4,366.02
  4. Step 4: Simplify right side
    7,902.82x = 47,615,290.20
  5. Step 5: Solve for x
    x = 47,615,290.20/7,902.82
  6. Step 6: Final answer
    x = 6,025.10

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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.