Home / 5,436.94-8,158.48-2,316.61

Finding the Fourth Proportional to 5,436.94, 8,158.48 and 2,316.61

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Solution

The fourth proportional to 5,436.94, 8,158.48 and 2,316.61 is: 3,476.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.94 : 8,158.48 = 2,316.61 : x
  2. Step 2: Convert to fraction form
    5,436.94/8,158.48 = 2,316.61/x
  3. Step 3: Cross multiply
    5,436.94x = 8,158.48 × 2,316.61
  4. Step 4: Simplify right side
    5,436.94x = 18,900,016.35
  5. Step 5: Solve for x
    x = 18,900,016.35/5,436.94
  6. Step 6: Final answer
    x = 3,476.22

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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.