Home / 3,239.65-4,856.40-2,066.36

Finding the Fourth Proportional to 3,239.65, 4,856.40 and 2,066.36

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Solution

The fourth proportional to 3,239.65, 4,856.40 and 2,066.36 is: 3,097.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.65 : 4,856.40 = 2,066.36 : x
  2. Step 2: Convert to fraction form
    3,239.65/4,856.40 = 2,066.36/x
  3. Step 3: Cross multiply
    3,239.65x = 4,856.40 × 2,066.36
  4. Step 4: Simplify right side
    3,239.65x = 10,035,070.70
  5. Step 5: Solve for x
    x = 10,035,070.70/3,239.65
  6. Step 6: Final answer
    x = 3,097.58

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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.