Home / 3,487.97-5,233.74-2,318.77

Finding the Fourth Proportional to 3,487.97, 5,233.74 and 2,318.77

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Solution

The fourth proportional to 3,487.97, 5,233.74 and 2,318.77 is: 3,479.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.97 : 5,233.74 = 2,318.77 : x
  2. Step 2: Convert to fraction form
    3,487.97/5,233.74 = 2,318.77/x
  3. Step 3: Cross multiply
    3,487.97x = 5,233.74 × 2,318.77
  4. Step 4: Simplify right side
    3,487.97x = 12,135,827.71
  5. Step 5: Solve for x
    x = 12,135,827.71/3,487.97
  6. Step 6: Final answer
    x = 3,479.34

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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.