Home / 10,322.28-15,485.92-3,302.28

Finding the Fourth Proportional to 10,322.28, 15,485.92 and 3,302.28

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Solution

The fourth proportional to 10,322.28, 15,485.92 and 3,302.28 is: 4,954.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322.28 : 15,485.92 = 3,302.28 : x
  2. Step 2: Convert to fraction form
    10,322.28/15,485.92 = 3,302.28/x
  3. Step 3: Cross multiply
    10,322.28x = 15,485.92 × 3,302.28
  4. Step 4: Simplify right side
    10,322.28x = 51,138,843.90
  5. Step 5: Solve for x
    x = 51,138,843.90/10,322.28
  6. Step 6: Final answer
    x = 4,954.22

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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.