Home / 11,359.54-17,038.86-3,965.66

Finding the Fourth Proportional to 11,359.54, 17,038.86 and 3,965.66

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Solution

The fourth proportional to 11,359.54, 17,038.86 and 3,965.66 is: 5,948.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.54 : 17,038.86 = 3,965.66 : x
  2. Step 2: Convert to fraction form
    11,359.54/17,038.86 = 3,965.66/x
  3. Step 3: Cross multiply
    11,359.54x = 17,038.86 × 3,965.66
  4. Step 4: Simplify right side
    11,359.54x = 67,570,289.38
  5. Step 5: Solve for x
    x = 67,570,289.38/11,359.54
  6. Step 6: Final answer
    x = 5,948.33

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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.