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Finding the Fourth Proportional to 9,791.13, 14,686.63 and 2,395.70

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Solution

The fourth proportional to 9,791.13, 14,686.63 and 2,395.70 is: 3,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791.13 : 14,686.63 = 2,395.70 : x
  2. Step 2: Convert to fraction form
    9,791.13/14,686.63 = 2,395.70/x
  3. Step 3: Cross multiply
    9,791.13x = 14,686.63 × 2,395.70
  4. Step 4: Simplify right side
    9,791.13x = 35,184,722.77
  5. Step 5: Solve for x
    x = 35,184,722.77/9,791.13
  6. Step 6: Final answer
    x = 3,593.53

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Similar ratio
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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.