Home / 3,810.24-5,257.91-2,217.17

Finding the Fourth Proportional to 3,810.24, 5,257.91 and 2,217.17

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Solution

The fourth proportional to 3,810.24, 5,257.91 and 2,217.17 is: 3,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.24 : 5,257.91 = 2,217.17 : x
  2. Step 2: Convert to fraction form
    3,810.24/5,257.91 = 2,217.17/x
  3. Step 3: Cross multiply
    3,810.24x = 5,257.91 × 2,217.17
  4. Step 4: Simplify right side
    3,810.24x = 11,657,699.00
  5. Step 5: Solve for x
    x = 11,657,699.00/3,810.24
  6. Step 6: Final answer
    x = 3,059.57

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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.