Home / 5,231.24-7,851.36-3,036.92

Finding the Fourth Proportional to 5,231.24, 7,851.36 and 3,036.92

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Solution

The fourth proportional to 5,231.24, 7,851.36 and 3,036.92 is: 4,557.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.24 : 7,851.36 = 3,036.92 : x
  2. Step 2: Convert to fraction form
    5,231.24/7,851.36 = 3,036.92/x
  3. Step 3: Cross multiply
    5,231.24x = 7,851.36 × 3,036.92
  4. Step 4: Simplify right side
    5,231.24x = 23,843,952.21
  5. Step 5: Solve for x
    x = 23,843,952.21/5,231.24
  6. Step 6: Final answer
    x = 4,557.99

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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.