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Finding the Fourth Proportional to 8,375.72, 11,558.46 and 4,598.79

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Solution

The fourth proportional to 8,375.72, 11,558.46 and 4,598.79 is: 6,346.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375.72 : 11,558.46 = 4,598.79 : x
  2. Step 2: Convert to fraction form
    8,375.72/11,558.46 = 4,598.79/x
  3. Step 3: Cross multiply
    8,375.72x = 11,558.46 × 4,598.79
  4. Step 4: Simplify right side
    8,375.72x = 53,154,930.26
  5. Step 5: Solve for x
    x = 53,154,930.26/8,375.72
  6. Step 6: Final answer
    x = 6,346.31

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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.