Home / 5,286.71-7,295.56-3,048.68

Finding the Fourth Proportional to 5,286.71, 7,295.56 and 3,048.68

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Solution

The fourth proportional to 5,286.71, 7,295.56 and 3,048.68 is: 4,207.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286.71 : 7,295.56 = 3,048.68 : x
  2. Step 2: Convert to fraction form
    5,286.71/7,295.56 = 3,048.68/x
  3. Step 3: Cross multiply
    5,286.71x = 7,295.56 × 3,048.68
  4. Step 4: Simplify right side
    5,286.71x = 22,241,827.86
  5. Step 5: Solve for x
    x = 22,241,827.86/5,286.71
  6. Step 6: Final answer
    x = 4,207.12

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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.