Home / 8,735.74-13,105.23-6,230.69

Finding the Fourth Proportional to 8,735.74, 13,105.23 and 6,230.69

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Solution

The fourth proportional to 8,735.74, 13,105.23 and 6,230.69 is: 9,347.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.74 : 13,105.23 = 6,230.69 : x
  2. Step 2: Convert to fraction form
    8,735.74/13,105.23 = 6,230.69/x
  3. Step 3: Cross multiply
    8,735.74x = 13,105.23 × 6,230.69
  4. Step 4: Simplify right side
    8,735.74x = 81,654,559.98
  5. Step 5: Solve for x
    x = 81,654,559.98/8,735.74
  6. Step 6: Final answer
    x = 9,347.19

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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.