Home / 4,679.15-7,014.59-1,908.14

Finding the Fourth Proportional to 4,679.15, 7,014.59 and 1,908.14

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Solution

The fourth proportional to 4,679.15, 7,014.59 and 1,908.14 is: 2,860.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.15 : 7,014.59 = 1,908.14 : x
  2. Step 2: Convert to fraction form
    4,679.15/7,014.59 = 1,908.14/x
  3. Step 3: Cross multiply
    4,679.15x = 7,014.59 × 1,908.14
  4. Step 4: Simplify right side
    4,679.15x = 13,384,819.76
  5. Step 5: Solve for x
    x = 13,384,819.76/4,679.15
  6. Step 6: Final answer
    x = 2,860.52

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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.