Home / 5,137.54-7,083.28-3,455.36

Finding the Fourth Proportional to 5,137.54, 7,083.28 and 3,455.36

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Solution

The fourth proportional to 5,137.54, 7,083.28 and 3,455.36 is: 4,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.54 : 7,083.28 = 3,455.36 : x
  2. Step 2: Convert to fraction form
    5,137.54/7,083.28 = 3,455.36/x
  3. Step 3: Cross multiply
    5,137.54x = 7,083.28 × 3,455.36
  4. Step 4: Simplify right side
    5,137.54x = 24,475,282.38
  5. Step 5: Solve for x
    x = 24,475,282.38/5,137.54
  6. Step 6: Final answer
    x = 4,764.01

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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.