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Finding the Fourth Proportional to 4,755.71, 6,562.74 and 2,631.33

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Solution

The fourth proportional to 4,755.71, 6,562.74 and 2,631.33 is: 3,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.71 : 6,562.74 = 2,631.33 : x
  2. Step 2: Convert to fraction form
    4,755.71/6,562.74 = 2,631.33/x
  3. Step 3: Cross multiply
    4,755.71x = 6,562.74 × 2,631.33
  4. Step 4: Simplify right side
    4,755.71x = 17,268,734.64
  5. Step 5: Solve for x
    x = 17,268,734.64/4,755.71
  6. Step 6: Final answer
    x = 3,631.16

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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.