Home / 7,214.27-9,955.22-4,027.86

Finding the Fourth Proportional to 7,214.27, 9,955.22 and 4,027.86

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Solution

The fourth proportional to 7,214.27, 9,955.22 and 4,027.86 is: 5,558.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.27 : 9,955.22 = 4,027.86 : x
  2. Step 2: Convert to fraction form
    7,214.27/9,955.22 = 4,027.86/x
  3. Step 3: Cross multiply
    7,214.27x = 9,955.22 × 4,027.86
  4. Step 4: Simplify right side
    7,214.27x = 40,098,212.29
  5. Step 5: Solve for x
    x = 40,098,212.29/7,214.27
  6. Step 6: Final answer
    x = 5,558.18

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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.