Home / 7,819.44-10,789.16-4,633.76

Finding the Fourth Proportional to 7,819.44, 10,789.16 and 4,633.76

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Solution

The fourth proportional to 7,819.44, 10,789.16 and 4,633.76 is: 6,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819.44 : 10,789.16 = 4,633.76 : x
  2. Step 2: Convert to fraction form
    7,819.44/10,789.16 = 4,633.76/x
  3. Step 3: Cross multiply
    7,819.44x = 10,789.16 × 4,633.76
  4. Step 4: Simplify right side
    7,819.44x = 49,994,378.04
  5. Step 5: Solve for x
    x = 49,994,378.04/7,819.44
  6. Step 6: Final answer
    x = 6,393.60

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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.