Home / 10,812.62-14,917.26-6,334.74

Finding the Fourth Proportional to 10,812.62, 14,917.26 and 6,334.74

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Solution

The fourth proportional to 10,812.62, 14,917.26 and 6,334.74 is: 8,739.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.62 : 14,917.26 = 6,334.74 : x
  2. Step 2: Convert to fraction form
    10,812.62/14,917.26 = 6,334.74/x
  3. Step 3: Cross multiply
    10,812.62x = 14,917.26 × 6,334.74
  4. Step 4: Simplify right side
    10,812.62x = 94,496,987.37
  5. Step 5: Solve for x
    x = 94,496,987.37/10,812.62
  6. Step 6: Final answer
    x = 8,739.51

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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.