Home / 8,710.25-13,065.62-2,136.43

Finding the Fourth Proportional to 8,710.25, 13,065.62 and 2,136.43

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Solution

The fourth proportional to 8,710.25, 13,065.62 and 2,136.43 is: 3,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.25 : 13,065.62 = 2,136.43 : x
  2. Step 2: Convert to fraction form
    8,710.25/13,065.62 = 2,136.43/x
  3. Step 3: Cross multiply
    8,710.25x = 13,065.62 × 2,136.43
  4. Step 4: Simplify right side
    8,710.25x = 27,913,755.21
  5. Step 5: Solve for x
    x = 27,913,755.21/8,710.25
  6. Step 6: Final answer
    x = 3,204.70

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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.