Home / 11,336.78-17,002.29-4,407.50

Finding the Fourth Proportional to 11,336.78, 17,002.29 and 4,407.50

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Solution

The fourth proportional to 11,336.78, 17,002.29 and 4,407.50 is: 6,610.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.78 : 17,002.29 = 4,407.50 : x
  2. Step 2: Convert to fraction form
    11,336.78/17,002.29 = 4,407.50/x
  3. Step 3: Cross multiply
    11,336.78x = 17,002.29 × 4,407.50
  4. Step 4: Simplify right side
    11,336.78x = 74,937,593.18
  5. Step 5: Solve for x
    x = 74,937,593.18/11,336.78
  6. Step 6: Final answer
    x = 6,610.13

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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.