Home / 4,339.80-5,985.72-2,766.48

Finding the Fourth Proportional to 4,339.80, 5,985.72 and 2,766.48

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Solution

The fourth proportional to 4,339.80, 5,985.72 and 2,766.48 is: 3,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.80 : 5,985.72 = 2,766.48 : x
  2. Step 2: Convert to fraction form
    4,339.80/5,985.72 = 2,766.48/x
  3. Step 3: Cross multiply
    4,339.80x = 5,985.72 × 2,766.48
  4. Step 4: Simplify right side
    4,339.80x = 16,559,374.67
  5. Step 5: Solve for x
    x = 16,559,374.67/4,339.80
  6. Step 6: Final answer
    x = 3,815.70

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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.