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Finding the Fourth Proportional to 5,746.73, 8,612.87 and 2,455.94

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Solution

The fourth proportional to 5,746.73, 8,612.87 and 2,455.94 is: 3,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.73 : 8,612.87 = 2,455.94 : x
  2. Step 2: Convert to fraction form
    5,746.73/8,612.87 = 2,455.94/x
  3. Step 3: Cross multiply
    5,746.73x = 8,612.87 × 2,455.94
  4. Step 4: Simplify right side
    5,746.73x = 21,152,701.20
  5. Step 5: Solve for x
    x = 21,152,701.20/5,746.73
  6. Step 6: Final answer
    x = 3,680.83

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1.5x scale

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.