Home / 11,429.92-17,143.56-4,851.24

Finding the Fourth Proportional to 11,429.92, 17,143.56 and 4,851.24

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Solution

The fourth proportional to 11,429.92, 17,143.56 and 4,851.24 is: 7,276.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,429.92 : 17,143.56 = 4,851.24 : x
  2. Step 2: Convert to fraction form
    11,429.92/17,143.56 = 4,851.24/x
  3. Step 3: Cross multiply
    11,429.92x = 17,143.56 × 4,851.24
  4. Step 4: Simplify right side
    11,429.92x = 83,167,524.01
  5. Step 5: Solve for x
    x = 83,167,524.01/11,429.92
  6. Step 6: Final answer
    x = 7,276.30

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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.