Home / 4,486.50-6,726.54-2,113.74

Finding the Fourth Proportional to 4,486.50, 6,726.54 and 2,113.74

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Solution

The fourth proportional to 4,486.50, 6,726.54 and 2,113.74 is: 3,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.50 : 6,726.54 = 2,113.74 : x
  2. Step 2: Convert to fraction form
    4,486.50/6,726.54 = 2,113.74/x
  3. Step 3: Cross multiply
    4,486.50x = 6,726.54 × 2,113.74
  4. Step 4: Simplify right side
    4,486.50x = 14,218,156.66
  5. Step 5: Solve for x
    x = 14,218,156.66/4,486.50
  6. Step 6: Final answer
    x = 3,169.10

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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.