Home / 2,867.42-3,957.44-2,073.32

Finding the Fourth Proportional to 2,867.42, 3,957.44 and 2,073.32

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Solution

The fourth proportional to 2,867.42, 3,957.44 and 2,073.32 is: 2,861.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.42 : 3,957.44 = 2,073.32 : x
  2. Step 2: Convert to fraction form
    2,867.42/3,957.44 = 2,073.32/x
  3. Step 3: Cross multiply
    2,867.42x = 3,957.44 × 2,073.32
  4. Step 4: Simplify right side
    2,867.42x = 8,205,039.50
  5. Step 5: Solve for x
    x = 8,205,039.50/2,867.42
  6. Step 6: Final answer
    x = 2,861.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.