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Finding the Fourth Proportional to 4,930.58, 6,749.74 and 4,895.42

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Solution

The fourth proportional to 4,930.58, 6,749.74 and 4,895.42 is: 6,701.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.58 : 6,749.74 = 4,895.42 : x
  2. Step 2: Convert to fraction form
    4,930.58/6,749.74 = 4,895.42/x
  3. Step 3: Cross multiply
    4,930.58x = 6,749.74 × 4,895.42
  4. Step 4: Simplify right side
    4,930.58x = 33,042,812.19
  5. Step 5: Solve for x
    x = 33,042,812.19/4,930.58
  6. Step 6: Final answer
    x = 6,701.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.