Home / 11,932.47-17,901.95-3,612.77

Finding the Fourth Proportional to 11,932.47, 17,901.95 and 3,612.77

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Solution

The fourth proportional to 11,932.47, 17,901.95 and 3,612.77 is: 5,420.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.47 : 17,901.95 = 3,612.77 : x
  2. Step 2: Convert to fraction form
    11,932.47/17,901.95 = 3,612.77/x
  3. Step 3: Cross multiply
    11,932.47x = 17,901.95 × 3,612.77
  4. Step 4: Simplify right side
    11,932.47x = 64,675,520.33
  5. Step 5: Solve for x
    x = 64,675,520.33/11,932.47
  6. Step 6: Final answer
    x = 5,420.13

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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.