Home / 10,025.87-13,835.21-5,549.54

Finding the Fourth Proportional to 10,025.87, 13,835.21 and 5,549.54

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Solution

The fourth proportional to 10,025.87, 13,835.21 and 5,549.54 is: 7,658.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.87 : 13,835.21 = 5,549.54 : x
  2. Step 2: Convert to fraction form
    10,025.87/13,835.21 = 5,549.54/x
  3. Step 3: Cross multiply
    10,025.87x = 13,835.21 × 5,549.54
  4. Step 4: Simplify right side
    10,025.87x = 76,778,954.38
  5. Step 5: Solve for x
    x = 76,778,954.38/10,025.87
  6. Step 6: Final answer
    x = 7,658.09

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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.