Home / 5,257.49-7,889.40-3,039.17

Finding the Fourth Proportional to 5,257.49, 7,889.40 and 3,039.17

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Solution

The fourth proportional to 5,257.49, 7,889.40 and 3,039.17 is: 4,560.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.49 : 7,889.40 = 3,039.17 : x
  2. Step 2: Convert to fraction form
    5,257.49/7,889.40 = 3,039.17/x
  3. Step 3: Cross multiply
    5,257.49x = 7,889.40 × 3,039.17
  4. Step 4: Simplify right side
    5,257.49x = 23,977,188.35
  5. Step 5: Solve for x
    x = 23,977,188.35/5,257.49
  6. Step 6: Final answer
    x = 4,560.58

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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.