Home / 4,809.29-7,209-3,055.59

Finding the Fourth Proportional to 4,809.29, 7,209 and 3,055.59

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Solution

The fourth proportional to 4,809.29, 7,209 and 3,055.59 is: 4,580.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.29 : 7,209 = 3,055.59 : x
  2. Step 2: Convert to fraction form
    4,809.29/7,209 = 3,055.59/x
  3. Step 3: Cross multiply
    4,809.29x = 7,209 × 3,055.59
  4. Step 4: Simplify right side
    4,809.29x = 22,027,748.31
  5. Step 5: Solve for x
    x = 22,027,748.31/4,809.29
  6. Step 6: Final answer
    x = 4,580.25

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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.