Home / 8,739.07-13,105.36-4,735.66

Finding the Fourth Proportional to 8,739.07, 13,105.36 and 4,735.66

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Solution

The fourth proportional to 8,739.07, 13,105.36 and 4,735.66 is: 7,101.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.07 : 13,105.36 = 4,735.66 : x
  2. Step 2: Convert to fraction form
    8,739.07/13,105.36 = 4,735.66/x
  3. Step 3: Cross multiply
    8,739.07x = 13,105.36 × 4,735.66
  4. Step 4: Simplify right side
    8,739.07x = 62,062,529.14
  5. Step 5: Solve for x
    x = 62,062,529.14/8,739.07
  6. Step 6: Final answer
    x = 7,101.73

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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.