Home / 10,812.48-14,919.20-6,096.96

Finding the Fourth Proportional to 10,812.48, 14,919.20 and 6,096.96

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Solution

The fourth proportional to 10,812.48, 14,919.20 and 6,096.96 is: 8,412.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.48 : 14,919.20 = 6,096.96 : x
  2. Step 2: Convert to fraction form
    10,812.48/14,919.20 = 6,096.96/x
  3. Step 3: Cross multiply
    10,812.48x = 14,919.20 × 6,096.96
  4. Step 4: Simplify right side
    10,812.48x = 90,961,765.63
  5. Step 5: Solve for x
    x = 90,961,765.63/10,812.48
  6. Step 6: Final answer
    x = 8,412.66

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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.