Home / 13,190.24-19,785.62-4,865.97

Finding the Fourth Proportional to 13,190.24, 19,785.62 and 4,865.97

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Solution

The fourth proportional to 13,190.24, 19,785.62 and 4,865.97 is: 7,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,190.24 : 19,785.62 = 4,865.97 : x
  2. Step 2: Convert to fraction form
    13,190.24/19,785.62 = 4,865.97/x
  3. Step 3: Cross multiply
    13,190.24x = 19,785.62 × 4,865.97
  4. Step 4: Simplify right side
    13,190.24x = 96,276,292.34
  5. Step 5: Solve for x
    x = 96,276,292.34/13,190.24
  6. Step 6: Final answer
    x = 7,299.05

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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.