Home / 4,954.13-7,430.98-2,872.64

Finding the Fourth Proportional to 4,954.13, 7,430.98 and 2,872.64

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Solution

The fourth proportional to 4,954.13, 7,430.98 and 2,872.64 is: 4,308.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.13 : 7,430.98 = 2,872.64 : x
  2. Step 2: Convert to fraction form
    4,954.13/7,430.98 = 2,872.64/x
  3. Step 3: Cross multiply
    4,954.13x = 7,430.98 × 2,872.64
  4. Step 4: Simplify right side
    4,954.13x = 21,346,530.39
  5. Step 5: Solve for x
    x = 21,346,530.39/4,954.13
  6. Step 6: Final answer
    x = 4,308.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.