Home / 2,999.40-4,487.09-2,592.92

Finding the Fourth Proportional to 2,999.40, 4,487.09 and 2,592.92

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Solution

The fourth proportional to 2,999.40, 4,487.09 and 2,592.92 is: 3,878.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.40 : 4,487.09 = 2,592.92 : x
  2. Step 2: Convert to fraction form
    2,999.40/4,487.09 = 2,592.92/x
  3. Step 3: Cross multiply
    2,999.40x = 4,487.09 × 2,592.92
  4. Step 4: Simplify right side
    2,999.40x = 11,634,630.00
  5. Step 5: Solve for x
    x = 11,634,630.00/2,999.40
  6. Step 6: Final answer
    x = 3,878.99

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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.