Home / 5,286.39-7,295.21-3,048.23

Finding the Fourth Proportional to 5,286.39, 7,295.21 and 3,048.23

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Solution

The fourth proportional to 5,286.39, 7,295.21 and 3,048.23 is: 4,206.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286.39 : 7,295.21 = 3,048.23 : x
  2. Step 2: Convert to fraction form
    5,286.39/7,295.21 = 3,048.23/x
  3. Step 3: Cross multiply
    5,286.39x = 7,295.21 × 3,048.23
  4. Step 4: Simplify right side
    5,286.39x = 22,237,509.55
  5. Step 5: Solve for x
    x = 22,237,509.55/5,286.39
  6. Step 6: Final answer
    x = 4,206.56

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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.