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Finding the Fourth Proportional to 6,581.92, 9,873 and 2,683.60

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Solution

The fourth proportional to 6,581.92, 9,873 and 2,683.60 is: 4,025.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581.92 : 9,873 = 2,683.60 : x
  2. Step 2: Convert to fraction form
    6,581.92/9,873 = 2,683.60/x
  3. Step 3: Cross multiply
    6,581.92x = 9,873 × 2,683.60
  4. Step 4: Simplify right side
    6,581.92x = 26,495,182.80
  5. Step 5: Solve for x
    x = 26,495,182.80/6,581.92
  6. Step 6: Final answer
    x = 4,025.45

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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.