Home / 11,501.78-17,252.64-3,604.89

Finding the Fourth Proportional to 11,501.78, 17,252.64 and 3,604.89

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Solution

The fourth proportional to 11,501.78, 17,252.64 and 3,604.89 is: 5,407.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.78 : 17,252.64 = 3,604.89 : x
  2. Step 2: Convert to fraction form
    11,501.78/17,252.64 = 3,604.89/x
  3. Step 3: Cross multiply
    11,501.78x = 17,252.64 × 3,604.89
  4. Step 4: Simplify right side
    11,501.78x = 62,193,851.39
  5. Step 5: Solve for x
    x = 62,193,851.39/11,501.78
  6. Step 6: Final answer
    x = 5,407.33

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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.