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Finding the Fourth Proportional to 6,845.22, 9,452.70 and 6,476.94

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Solution

The fourth proportional to 6,845.22, 9,452.70 and 6,476.94 is: 8,944.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.22 : 9,452.70 = 6,476.94 : x
  2. Step 2: Convert to fraction form
    6,845.22/9,452.70 = 6,476.94/x
  3. Step 3: Cross multiply
    6,845.22x = 9,452.70 × 6,476.94
  4. Step 4: Simplify right side
    6,845.22x = 61,224,570.74
  5. Step 5: Solve for x
    x = 61,224,570.74/6,845.22
  6. Step 6: Final answer
    x = 8,944.13

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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.