Home / 2,992.95-4,483.30-2,439.63

Finding the Fourth Proportional to 2,992.95, 4,483.30 and 2,439.63

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Solution

The fourth proportional to 2,992.95, 4,483.30 and 2,439.63 is: 3,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.95 : 4,483.30 = 2,439.63 : x
  2. Step 2: Convert to fraction form
    2,992.95/4,483.30 = 2,439.63/x
  3. Step 3: Cross multiply
    2,992.95x = 4,483.30 × 2,439.63
  4. Step 4: Simplify right side
    2,992.95x = 10,937,564.66
  5. Step 5: Solve for x
    x = 10,937,564.66/2,992.95
  6. Step 6: Final answer
    x = 3,654.45

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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.