Home / 11,799.78-17,681.31-4,402.26

Finding the Fourth Proportional to 11,799.78, 17,681.31 and 4,402.26

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Solution

The fourth proportional to 11,799.78, 17,681.31 and 4,402.26 is: 6,596.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,799.78 : 17,681.31 = 4,402.26 : x
  2. Step 2: Convert to fraction form
    11,799.78/17,681.31 = 4,402.26/x
  3. Step 3: Cross multiply
    11,799.78x = 17,681.31 × 4,402.26
  4. Step 4: Simplify right side
    11,799.78x = 77,837,723.76
  5. Step 5: Solve for x
    x = 77,837,723.76/11,799.78
  6. Step 6: Final answer
    x = 6,596.54

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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.