Home / 5,688.60-8,531.32-2,401.60

Finding the Fourth Proportional to 5,688.60, 8,531.32 and 2,401.60

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Solution

The fourth proportional to 5,688.60, 8,531.32 and 2,401.60 is: 3,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.60 : 8,531.32 = 2,401.60 : x
  2. Step 2: Convert to fraction form
    5,688.60/8,531.32 = 2,401.60/x
  3. Step 3: Cross multiply
    5,688.60x = 8,531.32 × 2,401.60
  4. Step 4: Simplify right side
    5,688.60x = 20,488,818.11
  5. Step 5: Solve for x
    x = 20,488,818.11/5,688.60
  6. Step 6: Final answer
    x = 3,601.73

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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.