Home / 4,640.07-6,961.26-2,557.22

Finding the Fourth Proportional to 4,640.07, 6,961.26 and 2,557.22

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Solution

The fourth proportional to 4,640.07, 6,961.26 and 2,557.22 is: 3,836.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.07 : 6,961.26 = 2,557.22 : x
  2. Step 2: Convert to fraction form
    4,640.07/6,961.26 = 2,557.22/x
  3. Step 3: Cross multiply
    4,640.07x = 6,961.26 × 2,557.22
  4. Step 4: Simplify right side
    4,640.07x = 17,801,438.49
  5. Step 5: Solve for x
    x = 17,801,438.49/4,640.07
  6. Step 6: Final answer
    x = 3,836.46

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1.5x scale

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.