Home / 5,507.52-8,260.80-1,809.66

Finding the Fourth Proportional to 5,507.52, 8,260.80 and 1,809.66

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Solution

The fourth proportional to 5,507.52, 8,260.80 and 1,809.66 is: 2,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.52 : 8,260.80 = 1,809.66 : x
  2. Step 2: Convert to fraction form
    5,507.52/8,260.80 = 1,809.66/x
  3. Step 3: Cross multiply
    5,507.52x = 8,260.80 × 1,809.66
  4. Step 4: Simplify right side
    5,507.52x = 14,949,239.33
  5. Step 5: Solve for x
    x = 14,949,239.33/5,507.52
  6. Step 6: Final answer
    x = 2,714.33

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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.