Home / 3,213.34-4,434.44-1,887.07

Finding the Fourth Proportional to 3,213.34, 4,434.44 and 1,887.07

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Solution

The fourth proportional to 3,213.34, 4,434.44 and 1,887.07 is: 2,604.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.34 : 4,434.44 = 1,887.07 : x
  2. Step 2: Convert to fraction form
    3,213.34/4,434.44 = 1,887.07/x
  3. Step 3: Cross multiply
    3,213.34x = 4,434.44 × 1,887.07
  4. Step 4: Simplify right side
    3,213.34x = 8,368,098.69
  5. Step 5: Solve for x
    x = 8,368,098.69/3,213.34
  6. Step 6: Final answer
    x = 2,604.17

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1.5x scale

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.