Home / 11,857.16-16,363.07-6,551.97

Finding the Fourth Proportional to 11,857.16, 16,363.07 and 6,551.97

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Solution

The fourth proportional to 11,857.16, 16,363.07 and 6,551.97 is: 9,041.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,857.16 : 16,363.07 = 6,551.97 : x
  2. Step 2: Convert to fraction form
    11,857.16/16,363.07 = 6,551.97/x
  3. Step 3: Cross multiply
    11,857.16x = 16,363.07 × 6,551.97
  4. Step 4: Simplify right side
    11,857.16x = 107,210,310.99
  5. Step 5: Solve for x
    x = 107,210,310.99/11,857.16
  6. Step 6: Final answer
    x = 9,041.82

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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.