Home / 4,740.29-7,107.39-1,968.87

Finding the Fourth Proportional to 4,740.29, 7,107.39 and 1,968.87

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Solution

The fourth proportional to 4,740.29, 7,107.39 and 1,968.87 is: 2,952.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.29 : 7,107.39 = 1,968.87 : x
  2. Step 2: Convert to fraction form
    4,740.29/7,107.39 = 1,968.87/x
  3. Step 3: Cross multiply
    4,740.29x = 7,107.39 × 1,968.87
  4. Step 4: Simplify right side
    4,740.29x = 13,993,526.95
  5. Step 5: Solve for x
    x = 13,993,526.95/4,740.29
  6. Step 6: Final answer
    x = 2,952.04

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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.