Home / 9,523.68-13,142.37-5,274.92

Finding the Fourth Proportional to 9,523.68, 13,142.37 and 5,274.92

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Solution

The fourth proportional to 9,523.68, 13,142.37 and 5,274.92 is: 7,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523.68 : 13,142.37 = 5,274.92 : x
  2. Step 2: Convert to fraction form
    9,523.68/13,142.37 = 5,274.92/x
  3. Step 3: Cross multiply
    9,523.68x = 13,142.37 × 5,274.92
  4. Step 4: Simplify right side
    9,523.68x = 69,324,950.36
  5. Step 5: Solve for x
    x = 69,324,950.36/9,523.68
  6. Step 6: Final answer
    x = 7,279.22

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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.