Home / 4,887.30-7,319.88-2,935.38

Finding the Fourth Proportional to 4,887.30, 7,319.88 and 2,935.38

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Solution

The fourth proportional to 4,887.30, 7,319.88 and 2,935.38 is: 4,396.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.30 : 7,319.88 = 2,935.38 : x
  2. Step 2: Convert to fraction form
    4,887.30/7,319.88 = 2,935.38/x
  3. Step 3: Cross multiply
    4,887.30x = 7,319.88 × 2,935.38
  4. Step 4: Simplify right side
    4,887.30x = 21,486,629.35
  5. Step 5: Solve for x
    x = 21,486,629.35/4,887.30
  6. Step 6: Final answer
    x = 4,396.42

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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.