Home / 10,195.28-15,268.23-5,184.48

Finding the Fourth Proportional to 10,195.28, 15,268.23 and 5,184.48

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Solution

The fourth proportional to 10,195.28, 15,268.23 and 5,184.48 is: 7,764.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.28 : 15,268.23 = 5,184.48 : x
  2. Step 2: Convert to fraction form
    10,195.28/15,268.23 = 5,184.48/x
  3. Step 3: Cross multiply
    10,195.28x = 15,268.23 × 5,184.48
  4. Step 4: Simplify right side
    10,195.28x = 79,157,833.07
  5. Step 5: Solve for x
    x = 79,157,833.07/10,195.28
  6. Step 6: Final answer
    x = 7,764.16

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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.