Home / 3,632.45-5,014.31-2,455.11

Finding the Fourth Proportional to 3,632.45, 5,014.31 and 2,455.11

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Solution

The fourth proportional to 3,632.45, 5,014.31 and 2,455.11 is: 3,389.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.45 : 5,014.31 = 2,455.11 : x
  2. Step 2: Convert to fraction form
    3,632.45/5,014.31 = 2,455.11/x
  3. Step 3: Cross multiply
    3,632.45x = 5,014.31 × 2,455.11
  4. Step 4: Simplify right side
    3,632.45x = 12,310,670.35
  5. Step 5: Solve for x
    x = 12,310,670.35/3,632.45
  6. Step 6: Final answer
    x = 3,389.09

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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.