Home / 6,823.27-10,221.36-5,257.84

Finding the Fourth Proportional to 6,823.27, 10,221.36 and 5,257.84

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Solution

The fourth proportional to 6,823.27, 10,221.36 and 5,257.84 is: 7,876.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.27 : 10,221.36 = 5,257.84 : x
  2. Step 2: Convert to fraction form
    6,823.27/10,221.36 = 5,257.84/x
  3. Step 3: Cross multiply
    6,823.27x = 10,221.36 × 5,257.84
  4. Step 4: Simplify right side
    6,823.27x = 53,742,275.46
  5. Step 5: Solve for x
    x = 53,742,275.46/6,823.27
  6. Step 6: Final answer
    x = 7,876.32

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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.