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Finding the Fourth Proportional to 5,814.62, 8,710.24 and 2,690.24

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Solution

The fourth proportional to 5,814.62, 8,710.24 and 2,690.24 is: 4,029.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.62 : 8,710.24 = 2,690.24 : x
  2. Step 2: Convert to fraction form
    5,814.62/8,710.24 = 2,690.24/x
  3. Step 3: Cross multiply
    5,814.62x = 8,710.24 × 2,690.24
  4. Step 4: Simplify right side
    5,814.62x = 23,432,636.06
  5. Step 5: Solve for x
    x = 23,432,636.06/5,814.62
  6. Step 6: Final answer
    x = 4,029.95

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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.