Home / 4,680.15-7,016.09-1,909.14

Finding the Fourth Proportional to 4,680.15, 7,016.09 and 1,909.14

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Solution

The fourth proportional to 4,680.15, 7,016.09 and 1,909.14 is: 2,862.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.15 : 7,016.09 = 1,909.14 : x
  2. Step 2: Convert to fraction form
    4,680.15/7,016.09 = 1,909.14/x
  3. Step 3: Cross multiply
    4,680.15x = 7,016.09 × 1,909.14
  4. Step 4: Simplify right side
    4,680.15x = 13,394,698.06
  5. Step 5: Solve for x
    x = 13,394,698.06/4,680.15
  6. Step 6: Final answer
    x = 2,862.02

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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.