Home / 10,819.34-16,230.68-4,579.39

Finding the Fourth Proportional to 10,819.34, 16,230.68 and 4,579.39

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Solution

The fourth proportional to 10,819.34, 16,230.68 and 4,579.39 is: 6,869.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.34 : 16,230.68 = 4,579.39 : x
  2. Step 2: Convert to fraction form
    10,819.34/16,230.68 = 4,579.39/x
  3. Step 3: Cross multiply
    10,819.34x = 16,230.68 × 4,579.39
  4. Step 4: Simplify right side
    10,819.34x = 74,326,509.63
  5. Step 5: Solve for x
    x = 74,326,509.63/10,819.34
  6. Step 6: Final answer
    x = 6,869.78

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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.