Home / 3,371.39-4,652.34-2,112.50

Finding the Fourth Proportional to 3,371.39, 4,652.34 and 2,112.50

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Solution

The fourth proportional to 3,371.39, 4,652.34 and 2,112.50 is: 2,915.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.39 : 4,652.34 = 2,112.50 : x
  2. Step 2: Convert to fraction form
    3,371.39/4,652.34 = 2,112.50/x
  3. Step 3: Cross multiply
    3,371.39x = 4,652.34 × 2,112.50
  4. Step 4: Simplify right side
    3,371.39x = 9,828,044.99
  5. Step 5: Solve for x
    x = 9,828,044.99/3,371.39
  6. Step 6: Final answer
    x = 2,915.14

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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.