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Finding the Fourth Proportional to 5,812.96, 8,719.86 and 2,350.12

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Solution

The fourth proportional to 5,812.96, 8,719.86 and 2,350.12 is: 3,525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.96 : 8,719.86 = 2,350.12 : x
  2. Step 2: Convert to fraction form
    5,812.96/8,719.86 = 2,350.12/x
  3. Step 3: Cross multiply
    5,812.96x = 8,719.86 × 2,350.12
  4. Step 4: Simplify right side
    5,812.96x = 20,492,717.38
  5. Step 5: Solve for x
    x = 20,492,717.38/5,812.96
  6. Step 6: Final answer
    x = 3,525.35

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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.