Home / 8,914.59-12,302.82-4,936.07

Finding the Fourth Proportional to 8,914.59, 12,302.82 and 4,936.07

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Solution

The fourth proportional to 8,914.59, 12,302.82 and 4,936.07 is: 6,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.59 : 12,302.82 = 4,936.07 : x
  2. Step 2: Convert to fraction form
    8,914.59/12,302.82 = 4,936.07/x
  3. Step 3: Cross multiply
    8,914.59x = 12,302.82 × 4,936.07
  4. Step 4: Simplify right side
    8,914.59x = 60,727,519.20
  5. Step 5: Solve for x
    x = 60,727,519.20/8,914.59
  6. Step 6: Final answer
    x = 6,812.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.