Home / 11,077.19-16,612.15-3,679.66

Finding the Fourth Proportional to 11,077.19, 16,612.15 and 3,679.66

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Solution

The fourth proportional to 11,077.19, 16,612.15 and 3,679.66 is: 5,518.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.19 : 16,612.15 = 3,679.66 : x
  2. Step 2: Convert to fraction form
    11,077.19/16,612.15 = 3,679.66/x
  3. Step 3: Cross multiply
    11,077.19x = 16,612.15 × 3,679.66
  4. Step 4: Simplify right side
    11,077.19x = 61,127,063.87
  5. Step 5: Solve for x
    x = 61,127,063.87/11,077.19
  6. Step 6: Final answer
    x = 5,518.28

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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.