Home / 3,531.70-4,873.73-2,134.45

Finding the Fourth Proportional to 3,531.70, 4,873.73 and 2,134.45

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Solution

The fourth proportional to 3,531.70, 4,873.73 and 2,134.45 is: 2,945.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.70 : 4,873.73 = 2,134.45 : x
  2. Step 2: Convert to fraction form
    3,531.70/4,873.73 = 2,134.45/x
  3. Step 3: Cross multiply
    3,531.70x = 4,873.73 × 2,134.45
  4. Step 4: Simplify right side
    3,531.70x = 10,402,733.00
  5. Step 5: Solve for x
    x = 10,402,733.00/3,531.70
  6. Step 6: Final answer
    x = 2,945.53

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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.