Home / 8,922.54-13,384.73-3,077.79

Finding the Fourth Proportional to 8,922.54, 13,384.73 and 3,077.79

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Solution

The fourth proportional to 8,922.54, 13,384.73 and 3,077.79 is: 4,617.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.54 : 13,384.73 = 3,077.79 : x
  2. Step 2: Convert to fraction form
    8,922.54/13,384.73 = 3,077.79/x
  3. Step 3: Cross multiply
    8,922.54x = 13,384.73 × 3,077.79
  4. Step 4: Simplify right side
    8,922.54x = 41,195,345.65
  5. Step 5: Solve for x
    x = 41,195,345.65/8,922.54
  6. Step 6: Final answer
    x = 4,617.00

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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.