Home / 11,212.31-15,473.00-6,499.33

Finding the Fourth Proportional to 11,212.31, 15,473.00 and 6,499.33

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Solution

The fourth proportional to 11,212.31, 15,473.00 and 6,499.33 is: 8,969.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.31 : 15,473.00 = 6,499.33 : x
  2. Step 2: Convert to fraction form
    11,212.31/15,473.00 = 6,499.33/x
  3. Step 3: Cross multiply
    11,212.31x = 15,473.00 × 6,499.33
  4. Step 4: Simplify right side
    11,212.31x = 100,564,110.66
  5. Step 5: Solve for x
    x = 100,564,110.66/11,212.31
  6. Step 6: Final answer
    x = 8,969.08

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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.