Home / 3,967.58-5,475.66-2,199.53

Finding the Fourth Proportional to 3,967.58, 5,475.66 and 2,199.53

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Solution

The fourth proportional to 3,967.58, 5,475.66 and 2,199.53 is: 3,035.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.58 : 5,475.66 = 2,199.53 : x
  2. Step 2: Convert to fraction form
    3,967.58/5,475.66 = 2,199.53/x
  3. Step 3: Cross multiply
    3,967.58x = 5,475.66 × 2,199.53
  4. Step 4: Simplify right side
    3,967.58x = 12,043,875.72
  5. Step 5: Solve for x
    x = 12,043,875.72/3,967.58
  6. Step 6: Final answer
    x = 3,035.57

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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.