Home / 6,128.30-9,192.47-2,232.70

Finding the Fourth Proportional to 6,128.30, 9,192.47 and 2,232.70

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Solution

The fourth proportional to 6,128.30, 9,192.47 and 2,232.70 is: 3,349.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.30 : 9,192.47 = 2,232.70 : x
  2. Step 2: Convert to fraction form
    6,128.30/9,192.47 = 2,232.70/x
  3. Step 3: Cross multiply
    6,128.30x = 9,192.47 × 2,232.70
  4. Step 4: Simplify right side
    6,128.30x = 20,524,027.77
  5. Step 5: Solve for x
    x = 20,524,027.77/6,128.30
  6. Step 6: Final answer
    x = 3,349.06

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Double scale
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Similar ratio
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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.