Home / 4,486.32-6,726.60-2,145.06

Finding the Fourth Proportional to 4,486.32, 6,726.60 and 2,145.06

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Solution

The fourth proportional to 4,486.32, 6,726.60 and 2,145.06 is: 3,216.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.32 : 6,726.60 = 2,145.06 : x
  2. Step 2: Convert to fraction form
    4,486.32/6,726.60 = 2,145.06/x
  3. Step 3: Cross multiply
    4,486.32x = 6,726.60 × 2,145.06
  4. Step 4: Simplify right side
    4,486.32x = 14,428,960.60
  5. Step 5: Solve for x
    x = 14,428,960.60/4,486.32
  6. Step 6: Final answer
    x = 3,216.21

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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.