Home / 2,355.53-3,258.36-2,195.96

Finding the Fourth Proportional to 2,355.53, 3,258.36 and 2,195.96

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Solution

The fourth proportional to 2,355.53, 3,258.36 and 2,195.96 is: 3,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.53 : 3,258.36 = 2,195.96 : x
  2. Step 2: Convert to fraction form
    2,355.53/3,258.36 = 2,195.96/x
  3. Step 3: Cross multiply
    2,355.53x = 3,258.36 × 2,195.96
  4. Step 4: Simplify right side
    2,355.53x = 7,155,211.93
  5. Step 5: Solve for x
    x = 7,155,211.93/2,355.53
  6. Step 6: Final answer
    x = 3,037.63

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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.