Home / 11,830.86-17,747.51-3,510.95

Finding the Fourth Proportional to 11,830.86, 17,747.51 and 3,510.95

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Solution

The fourth proportional to 11,830.86, 17,747.51 and 3,510.95 is: 5,266.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830.86 : 17,747.51 = 3,510.95 : x
  2. Step 2: Convert to fraction form
    11,830.86/17,747.51 = 3,510.95/x
  3. Step 3: Cross multiply
    11,830.86x = 17,747.51 × 3,510.95
  4. Step 4: Simplify right side
    11,830.86x = 62,310,513.94
  5. Step 5: Solve for x
    x = 62,310,513.94/11,830.86
  6. Step 6: Final answer
    x = 5,266.78

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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.