Home / 10,820.56-16,230.84-4,664.56

Finding the Fourth Proportional to 10,820.56, 16,230.84 and 4,664.56

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Solution

The fourth proportional to 10,820.56, 16,230.84 and 4,664.56 is: 6,996.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.56 : 16,230.84 = 4,664.56 : x
  2. Step 2: Convert to fraction form
    10,820.56/16,230.84 = 4,664.56/x
  3. Step 3: Cross multiply
    10,820.56x = 16,230.84 × 4,664.56
  4. Step 4: Simplify right side
    10,820.56x = 75,709,727.03
  5. Step 5: Solve for x
    x = 75,709,727.03/10,820.56
  6. Step 6: Final answer
    x = 6,996.84

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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.