Home / 11,116.90-16,676.95-3,721.70

Finding the Fourth Proportional to 11,116.90, 16,676.95 and 3,721.70

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Solution

The fourth proportional to 11,116.90, 16,676.95 and 3,721.70 is: 5,583.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116.90 : 16,676.95 = 3,721.70 : x
  2. Step 2: Convert to fraction form
    11,116.90/16,676.95 = 3,721.70/x
  3. Step 3: Cross multiply
    11,116.90x = 16,676.95 × 3,721.70
  4. Step 4: Simplify right side
    11,116.90x = 62,066,604.82
  5. Step 5: Solve for x
    x = 62,066,604.82/11,116.90
  6. Step 6: Final answer
    x = 5,583.09

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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.