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Finding the Fourth Proportional to 6,374.29, 8,796.79 and 3,541.65

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Solution

The fourth proportional to 6,374.29, 8,796.79 and 3,541.65 is: 4,887.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374.29 : 8,796.79 = 3,541.65 : x
  2. Step 2: Convert to fraction form
    6,374.29/8,796.79 = 3,541.65/x
  3. Step 3: Cross multiply
    6,374.29x = 8,796.79 × 3,541.65
  4. Step 4: Simplify right side
    6,374.29x = 31,155,133.60
  5. Step 5: Solve for x
    x = 31,155,133.60/6,374.29
  6. Step 6: Final answer
    x = 4,887.62

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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.