Home / 10,789.36-16,184.08-2,998.20

Finding the Fourth Proportional to 10,789.36, 16,184.08 and 2,998.20

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Solution

The fourth proportional to 10,789.36, 16,184.08 and 2,998.20 is: 4,497.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.36 : 16,184.08 = 2,998.20 : x
  2. Step 2: Convert to fraction form
    10,789.36/16,184.08 = 2,998.20/x
  3. Step 3: Cross multiply
    10,789.36x = 16,184.08 × 2,998.20
  4. Step 4: Simplify right side
    10,789.36x = 48,523,108.66
  5. Step 5: Solve for x
    x = 48,523,108.66/10,789.36
  6. Step 6: Final answer
    x = 4,497.31

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1.5x scale

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.