Home / 5,436.76-8,158.58-2,316.77

Finding the Fourth Proportional to 5,436.76, 8,158.58 and 2,316.77

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Solution

The fourth proportional to 5,436.76, 8,158.58 and 2,316.77 is: 3,476.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.76 : 8,158.58 = 2,316.77 : x
  2. Step 2: Convert to fraction form
    5,436.76/8,158.58 = 2,316.77/x
  3. Step 3: Cross multiply
    5,436.76x = 8,158.58 × 2,316.77
  4. Step 4: Simplify right side
    5,436.76x = 18,901,553.39
  5. Step 5: Solve for x
    x = 18,901,553.39/5,436.76
  6. Step 6: Final answer
    x = 3,476.62

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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.