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Finding the Fourth Proportional to 6,352.96, 8,748.96 and 5,718.08

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Solution

The fourth proportional to 6,352.96, 8,748.96 and 5,718.08 is: 7,874.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352.96 : 8,748.96 = 5,718.08 : x
  2. Step 2: Convert to fraction form
    6,352.96/8,748.96 = 5,718.08/x
  3. Step 3: Cross multiply
    6,352.96x = 8,748.96 × 5,718.08
  4. Step 4: Simplify right side
    6,352.96x = 50,027,253.20
  5. Step 5: Solve for x
    x = 50,027,253.20/6,352.96
  6. Step 6: Final answer
    x = 7,874.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.