Home / 3,564.54-4,915.87-2,238.36

Finding the Fourth Proportional to 3,564.54, 4,915.87 and 2,238.36

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Solution

The fourth proportional to 3,564.54, 4,915.87 and 2,238.36 is: 3,086.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.54 : 4,915.87 = 2,238.36 : x
  2. Step 2: Convert to fraction form
    3,564.54/4,915.87 = 2,238.36/x
  3. Step 3: Cross multiply
    3,564.54x = 4,915.87 × 2,238.36
  4. Step 4: Simplify right side
    3,564.54x = 11,003,486.77
  5. Step 5: Solve for x
    x = 11,003,486.77/3,564.54
  6. Step 6: Final answer
    x = 3,086.93

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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.