Home / 10,819.68-16,229.40-5,888.20

Finding the Fourth Proportional to 10,819.68, 16,229.40 and 5,888.20

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Solution

The fourth proportional to 10,819.68, 16,229.40 and 5,888.20 is: 8,832.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.68 : 16,229.40 = 5,888.20 : x
  2. Step 2: Convert to fraction form
    10,819.68/16,229.40 = 5,888.20/x
  3. Step 3: Cross multiply
    10,819.68x = 16,229.40 × 5,888.20
  4. Step 4: Simplify right side
    10,819.68x = 95,561,953.08
  5. Step 5: Solve for x
    x = 95,561,953.08/10,819.68
  6. Step 6: Final answer
    x = 8,832.23

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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.