Home / 10,845.34-16,253.42-4,269.76

Finding the Fourth Proportional to 10,845.34, 16,253.42 and 4,269.76

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Solution

The fourth proportional to 10,845.34, 16,253.42 and 4,269.76 is: 6,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.34 : 16,253.42 = 4,269.76 : x
  2. Step 2: Convert to fraction form
    10,845.34/16,253.42 = 4,269.76/x
  3. Step 3: Cross multiply
    10,845.34x = 16,253.42 × 4,269.76
  4. Step 4: Simplify right side
    10,845.34x = 69,398,202.58
  5. Step 5: Solve for x
    x = 69,398,202.58/10,845.34
  6. Step 6: Final answer
    x = 6,398.90

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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.