Home / 3,109.06-4,657.74-2,011.24

Finding the Fourth Proportional to 3,109.06, 4,657.74 and 2,011.24

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Solution

The fourth proportional to 3,109.06, 4,657.74 and 2,011.24 is: 3,013.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109.06 : 4,657.74 = 2,011.24 : x
  2. Step 2: Convert to fraction form
    3,109.06/4,657.74 = 2,011.24/x
  3. Step 3: Cross multiply
    3,109.06x = 4,657.74 × 2,011.24
  4. Step 4: Simplify right side
    3,109.06x = 9,367,833.00
  5. Step 5: Solve for x
    x = 9,367,833.00/3,109.06
  6. Step 6: Final answer
    x = 3,013.08

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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.