Home / 4,992.30-7,482.45-2,069.10

Finding the Fourth Proportional to 4,992.30, 7,482.45 and 2,069.10

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Solution

The fourth proportional to 4,992.30, 7,482.45 and 2,069.10 is: 3,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.30 : 7,482.45 = 2,069.10 : x
  2. Step 2: Convert to fraction form
    4,992.30/7,482.45 = 2,069.10/x
  3. Step 3: Cross multiply
    4,992.30x = 7,482.45 × 2,069.10
  4. Step 4: Simplify right side
    4,992.30x = 15,481,937.30
  5. Step 5: Solve for x
    x = 15,481,937.30/4,992.30
  6. Step 6: Final answer
    x = 3,101.16

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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.