Home / 5,439.24-8,162.50-3,492.81

Finding the Fourth Proportional to 5,439.24, 8,162.50 and 3,492.81

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Solution

The fourth proportional to 5,439.24, 8,162.50 and 3,492.81 is: 5,241.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.24 : 8,162.50 = 3,492.81 : x
  2. Step 2: Convert to fraction form
    5,439.24/8,162.50 = 3,492.81/x
  3. Step 3: Cross multiply
    5,439.24x = 8,162.50 × 3,492.81
  4. Step 4: Simplify right side
    5,439.24x = 28,510,061.63
  5. Step 5: Solve for x
    x = 28,510,061.63/5,439.24
  6. Step 6: Final answer
    x = 5,241.55

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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.