Home / 11,839.16-16,338.57-6,805.01

Finding the Fourth Proportional to 11,839.16, 16,338.57 and 6,805.01

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Solution

The fourth proportional to 11,839.16, 16,338.57 and 6,805.01 is: 9,391.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.16 : 16,338.57 = 6,805.01 : x
  2. Step 2: Convert to fraction form
    11,839.16/16,338.57 = 6,805.01/x
  3. Step 3: Cross multiply
    11,839.16x = 16,338.57 × 6,805.01
  4. Step 4: Simplify right side
    11,839.16x = 111,184,132.24
  5. Step 5: Solve for x
    x = 111,184,132.24/11,839.16
  6. Step 6: Final answer
    x = 9,391.22

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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.