Home / 5,366.40-8,035.90-3,176.70

Finding the Fourth Proportional to 5,366.40, 8,035.90 and 3,176.70

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Solution

The fourth proportional to 5,366.40, 8,035.90 and 3,176.70 is: 4,756.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.40 : 8,035.90 = 3,176.70 : x
  2. Step 2: Convert to fraction form
    5,366.40/8,035.90 = 3,176.70/x
  3. Step 3: Cross multiply
    5,366.40x = 8,035.90 × 3,176.70
  4. Step 4: Simplify right side
    5,366.40x = 25,527,643.53
  5. Step 5: Solve for x
    x = 25,527,643.53/5,366.40
  6. Step 6: Final answer
    x = 4,756.94

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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.