Home / 4,243.88-5,856.36-2,355.45

Finding the Fourth Proportional to 4,243.88, 5,856.36 and 2,355.45

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Solution

The fourth proportional to 4,243.88, 5,856.36 and 2,355.45 is: 3,250.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.88 : 5,856.36 = 2,355.45 : x
  2. Step 2: Convert to fraction form
    4,243.88/5,856.36 = 2,355.45/x
  3. Step 3: Cross multiply
    4,243.88x = 5,856.36 × 2,355.45
  4. Step 4: Simplify right side
    4,243.88x = 13,794,363.16
  5. Step 5: Solve for x
    x = 13,794,363.16/4,243.88
  6. Step 6: Final answer
    x = 3,250.41

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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.