Home / 3,489.48-4,811.40-2,369.52

Finding the Fourth Proportional to 3,489.48, 4,811.40 and 2,369.52

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Solution

The fourth proportional to 3,489.48, 4,811.40 and 2,369.52 is: 3,267.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489.48 : 4,811.40 = 2,369.52 : x
  2. Step 2: Convert to fraction form
    3,489.48/4,811.40 = 2,369.52/x
  3. Step 3: Cross multiply
    3,489.48x = 4,811.40 × 2,369.52
  4. Step 4: Simplify right side
    3,489.48x = 11,400,708.53
  5. Step 5: Solve for x
    x = 11,400,708.53/3,489.48
  6. Step 6: Final answer
    x = 3,267.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.