Home / 11,640.20-17,460.63-4,250.16

Finding the Fourth Proportional to 11,640.20, 17,460.63 and 4,250.16

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Solution

The fourth proportional to 11,640.20, 17,460.63 and 4,250.16 is: 6,375.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640.20 : 17,460.63 = 4,250.16 : x
  2. Step 2: Convert to fraction form
    11,640.20/17,460.63 = 4,250.16/x
  3. Step 3: Cross multiply
    11,640.20x = 17,460.63 × 4,250.16
  4. Step 4: Simplify right side
    11,640.20x = 74,210,471.20
  5. Step 5: Solve for x
    x = 74,210,471.20/11,640.20
  6. Step 6: Final answer
    x = 6,375.36

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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.