Home / 5,789.36-7,989.27-3,432.62

Finding the Fourth Proportional to 5,789.36, 7,989.27 and 3,432.62

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Solution

The fourth proportional to 5,789.36, 7,989.27 and 3,432.62 is: 4,736.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.36 : 7,989.27 = 3,432.62 : x
  2. Step 2: Convert to fraction form
    5,789.36/7,989.27 = 3,432.62/x
  3. Step 3: Cross multiply
    5,789.36x = 7,989.27 × 3,432.62
  4. Step 4: Simplify right side
    5,789.36x = 27,424,127.99
  5. Step 5: Solve for x
    x = 27,424,127.99/5,789.36
  6. Step 6: Final answer
    x = 4,736.99

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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.