Home / 4,860.89-6,708.18-2,765.15

Finding the Fourth Proportional to 4,860.89, 6,708.18 and 2,765.15

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Solution

The fourth proportional to 4,860.89, 6,708.18 and 2,765.15 is: 3,815.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.89 : 6,708.18 = 2,765.15 : x
  2. Step 2: Convert to fraction form
    4,860.89/6,708.18 = 2,765.15/x
  3. Step 3: Cross multiply
    4,860.89x = 6,708.18 × 2,765.15
  4. Step 4: Simplify right side
    4,860.89x = 18,549,090.39
  5. Step 5: Solve for x
    x = 18,549,090.39/4,860.89
  6. Step 6: Final answer
    x = 3,815.99

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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.