Home / 6,819.56-9,408.30-4,582.88

Finding the Fourth Proportional to 6,819.56, 9,408.30 and 4,582.88

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Solution

The fourth proportional to 6,819.56, 9,408.30 and 4,582.88 is: 6,322.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.56 : 9,408.30 = 4,582.88 : x
  2. Step 2: Convert to fraction form
    6,819.56/9,408.30 = 4,582.88/x
  3. Step 3: Cross multiply
    6,819.56x = 9,408.30 × 4,582.88
  4. Step 4: Simplify right side
    6,819.56x = 43,117,109.90
  5. Step 5: Solve for x
    x = 43,117,109.90/6,819.56
  6. Step 6: Final answer
    x = 6,322.56

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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.