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Finding the Fourth Proportional to 5,683.60, 8,522.80 and 3,050.70

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Solution

The fourth proportional to 5,683.60, 8,522.80 and 3,050.70 is: 4,574.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.60 : 8,522.80 = 3,050.70 : x
  2. Step 2: Convert to fraction form
    5,683.60/8,522.80 = 3,050.70/x
  3. Step 3: Cross multiply
    5,683.60x = 8,522.80 × 3,050.70
  4. Step 4: Simplify right side
    5,683.60x = 26,000,505.96
  5. Step 5: Solve for x
    x = 26,000,505.96/5,683.60
  6. Step 6: Final answer
    x = 4,574.65

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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.