Home / 10,812.74-14,921.68-6,336.62

Finding the Fourth Proportional to 10,812.74, 14,921.68 and 6,336.62

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Solution

The fourth proportional to 10,812.74, 14,921.68 and 6,336.62 is: 8,744.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.74 : 14,921.68 = 6,336.62 : x
  2. Step 2: Convert to fraction form
    10,812.74/14,921.68 = 6,336.62/x
  3. Step 3: Cross multiply
    10,812.74x = 14,921.68 × 6,336.62
  4. Step 4: Simplify right side
    10,812.74x = 94,553,015.92
  5. Step 5: Solve for x
    x = 94,553,015.92/10,812.74
  6. Step 6: Final answer
    x = 8,744.59

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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.