Home / 10,791.47-16,169.38-4,935.17

Finding the Fourth Proportional to 10,791.47, 16,169.38 and 4,935.17

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Solution

The fourth proportional to 10,791.47, 16,169.38 and 4,935.17 is: 7,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791.47 : 16,169.38 = 4,935.17 : x
  2. Step 2: Convert to fraction form
    10,791.47/16,169.38 = 4,935.17/x
  3. Step 3: Cross multiply
    10,791.47x = 16,169.38 × 4,935.17
  4. Step 4: Simplify right side
    10,791.47x = 79,798,639.09
  5. Step 5: Solve for x
    x = 79,798,639.09/10,791.47
  6. Step 6: Final answer
    x = 7,394.60

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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.