Home / 3,557.78-5,338.73-2,325.16

Finding the Fourth Proportional to 3,557.78, 5,338.73 and 2,325.16

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Solution

The fourth proportional to 3,557.78, 5,338.73 and 2,325.16 is: 3,489.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.78 : 5,338.73 = 2,325.16 : x
  2. Step 2: Convert to fraction form
    3,557.78/5,338.73 = 2,325.16/x
  3. Step 3: Cross multiply
    3,557.78x = 5,338.73 × 2,325.16
  4. Step 4: Simplify right side
    3,557.78x = 12,413,401.45
  5. Step 5: Solve for x
    x = 12,413,401.45/3,557.78
  6. Step 6: Final answer
    x = 3,489.09

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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.