Home / 9,727.71-13,424.26-5,693.80

Finding the Fourth Proportional to 9,727.71, 13,424.26 and 5,693.80

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Solution

The fourth proportional to 9,727.71, 13,424.26 and 5,693.80 is: 7,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.71 : 13,424.26 = 5,693.80 : x
  2. Step 2: Convert to fraction form
    9,727.71/13,424.26 = 5,693.80/x
  3. Step 3: Cross multiply
    9,727.71x = 13,424.26 × 5,693.80
  4. Step 4: Simplify right side
    9,727.71x = 76,435,093.41
  5. Step 5: Solve for x
    x = 76,435,093.41/9,727.71
  6. Step 6: Final answer
    x = 7,857.46

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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.