Home / 3,239.70-4,856.77-1,484.11

Finding the Fourth Proportional to 3,239.70, 4,856.77 and 1,484.11

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Solution

The fourth proportional to 3,239.70, 4,856.77 and 1,484.11 is: 2,224.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.70 : 4,856.77 = 1,484.11 : x
  2. Step 2: Convert to fraction form
    3,239.70/4,856.77 = 1,484.11/x
  3. Step 3: Cross multiply
    3,239.70x = 4,856.77 × 1,484.11
  4. Step 4: Simplify right side
    3,239.70x = 7,207,980.92
  5. Step 5: Solve for x
    x = 7,207,980.92/3,239.70
  6. Step 6: Final answer
    x = 2,224.89

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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.