Home / 11,640.01-17,459.55-2,874.70

Finding the Fourth Proportional to 11,640.01, 17,459.55 and 2,874.70

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Solution

The fourth proportional to 11,640.01, 17,459.55 and 2,874.70 is: 4,311.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640.01 : 17,459.55 = 2,874.70 : x
  2. Step 2: Convert to fraction form
    11,640.01/17,459.55 = 2,874.70/x
  3. Step 3: Cross multiply
    11,640.01x = 17,459.55 × 2,874.70
  4. Step 4: Simplify right side
    11,640.01x = 50,190,954.01
  5. Step 5: Solve for x
    x = 50,190,954.01/11,640.01
  6. Step 6: Final answer
    x = 4,311.93

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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.