Home / 7,889.54-11,834.91-2,046.20

Finding the Fourth Proportional to 7,889.54, 11,834.91 and 2,046.20

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Solution

The fourth proportional to 7,889.54, 11,834.91 and 2,046.20 is: 3,069.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889.54 : 11,834.91 = 2,046.20 : x
  2. Step 2: Convert to fraction form
    7,889.54/11,834.91 = 2,046.20/x
  3. Step 3: Cross multiply
    7,889.54x = 11,834.91 × 2,046.20
  4. Step 4: Simplify right side
    7,889.54x = 24,216,533.67
  5. Step 5: Solve for x
    x = 24,216,533.67/7,889.54
  6. Step 6: Final answer
    x = 3,069.45

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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.