Home / 11,137.48-16,705.95-3,742.54

Finding the Fourth Proportional to 11,137.48, 16,705.95 and 3,742.54

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Solution

The fourth proportional to 11,137.48, 16,705.95 and 3,742.54 is: 5,613.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.48 : 16,705.95 = 3,742.54 : x
  2. Step 2: Convert to fraction form
    11,137.48/16,705.95 = 3,742.54/x
  3. Step 3: Cross multiply
    11,137.48x = 16,705.95 × 3,742.54
  4. Step 4: Simplify right side
    11,137.48x = 62,522,686.11
  5. Step 5: Solve for x
    x = 62,522,686.11/11,137.48
  6. Step 6: Final answer
    x = 5,613.72

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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.