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Finding the Fourth Proportional to 5,812.96, 8,718.52 and 4,832.08

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Solution

The fourth proportional to 5,812.96, 8,718.52 and 4,832.08 is: 7,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.96 : 8,718.52 = 4,832.08 : x
  2. Step 2: Convert to fraction form
    5,812.96/8,718.52 = 4,832.08/x
  3. Step 3: Cross multiply
    5,812.96x = 8,718.52 × 4,832.08
  4. Step 4: Simplify right side
    5,812.96x = 42,128,586.12
  5. Step 5: Solve for x
    x = 42,128,586.12/5,812.96
  6. Step 6: Final answer
    x = 7,247.36

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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.