Home / 7,455.56-11,184.78-2,525

Finding the Fourth Proportional to 7,455.56, 11,184.78 and 2,525

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Solution

The fourth proportional to 7,455.56, 11,184.78 and 2,525 is: 3,787.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.56 : 11,184.78 = 2,525 : x
  2. Step 2: Convert to fraction form
    7,455.56/11,184.78 = 2,525/x
  3. Step 3: Cross multiply
    7,455.56x = 11,184.78 × 2,525
  4. Step 4: Simplify right side
    7,455.56x = 28,241,569.50
  5. Step 5: Solve for x
    x = 28,241,569.50/7,455.56
  6. Step 6: Final answer
    x = 3,787.99

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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.