Home / 10,150.08-14,001.84-6,789.12

Finding the Fourth Proportional to 10,150.08, 14,001.84 and 6,789.12

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Solution

The fourth proportional to 10,150.08, 14,001.84 and 6,789.12 is: 9,365.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.08 : 14,001.84 = 6,789.12 : x
  2. Step 2: Convert to fraction form
    10,150.08/14,001.84 = 6,789.12/x
  3. Step 3: Cross multiply
    10,150.08x = 14,001.84 × 6,789.12
  4. Step 4: Simplify right side
    10,150.08x = 95,060,171.98
  5. Step 5: Solve for x
    x = 95,060,171.98/10,150.08
  6. Step 6: Final answer
    x = 9,365.46

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1.5x scale

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.