Home / 11,388.01-17,076.55-6,456.33

Finding the Fourth Proportional to 11,388.01, 17,076.55 and 6,456.33

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Solution

The fourth proportional to 11,388.01, 17,076.55 and 6,456.33 is: 9,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388.01 : 17,076.55 = 6,456.33 : x
  2. Step 2: Convert to fraction form
    11,388.01/17,076.55 = 6,456.33/x
  3. Step 3: Cross multiply
    11,388.01x = 17,076.55 × 6,456.33
  4. Step 4: Simplify right side
    11,388.01x = 110,251,842.06
  5. Step 5: Solve for x
    x = 110,251,842.06/11,388.01
  6. Step 6: Final answer
    x = 9,681.40

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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.