Home / 2,999.24-4,139.16-1,673.00

Finding the Fourth Proportional to 2,999.24, 4,139.16 and 1,673.00

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Solution

The fourth proportional to 2,999.24, 4,139.16 and 1,673.00 is: 2,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.24 : 4,139.16 = 1,673.00 : x
  2. Step 2: Convert to fraction form
    2,999.24/4,139.16 = 1,673.00/x
  3. Step 3: Cross multiply
    2,999.24x = 4,139.16 × 1,673.00
  4. Step 4: Simplify right side
    2,999.24x = 6,924,793.98
  5. Step 5: Solve for x
    x = 6,924,793.98/2,999.24
  6. Step 6: Final answer
    x = 2,308.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.