Home / 11,897.15-16,418.57-6,591.94

Finding the Fourth Proportional to 11,897.15, 16,418.57 and 6,591.94

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Solution

The fourth proportional to 11,897.15, 16,418.57 and 6,591.94 is: 9,097.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897.15 : 16,418.57 = 6,591.94 : x
  2. Step 2: Convert to fraction form
    11,897.15/16,418.57 = 6,591.94/x
  3. Step 3: Cross multiply
    11,897.15x = 16,418.57 × 6,591.94
  4. Step 4: Simplify right side
    11,897.15x = 108,230,154.32
  5. Step 5: Solve for x
    x = 108,230,154.32/11,897.15
  6. Step 6: Final answer
    x = 9,097.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.