Home / 9,814.67-13,544.47-5,338.66

Finding the Fourth Proportional to 9,814.67, 13,544.47 and 5,338.66

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Solution

The fourth proportional to 9,814.67, 13,544.47 and 5,338.66 is: 7,367.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.67 : 13,544.47 = 5,338.66 : x
  2. Step 2: Convert to fraction form
    9,814.67/13,544.47 = 5,338.66/x
  3. Step 3: Cross multiply
    9,814.67x = 13,544.47 × 5,338.66
  4. Step 4: Simplify right side
    9,814.67x = 72,309,288.39
  5. Step 5: Solve for x
    x = 72,309,288.39/9,814.67
  6. Step 6: Final answer
    x = 7,367.47

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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.