Home / 7,238.94-10,863.87-5,296.16

Finding the Fourth Proportional to 7,238.94, 10,863.87 and 5,296.16

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Solution

The fourth proportional to 7,238.94, 10,863.87 and 5,296.16 is: 7,948.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238.94 : 10,863.87 = 5,296.16 : x
  2. Step 2: Convert to fraction form
    7,238.94/10,863.87 = 5,296.16/x
  3. Step 3: Cross multiply
    7,238.94x = 10,863.87 × 5,296.16
  4. Step 4: Simplify right side
    7,238.94x = 57,536,739.42
  5. Step 5: Solve for x
    x = 57,536,739.42/7,238.94
  6. Step 6: Final answer
    x = 7,948.23

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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.