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Finding the Fourth Proportional to 4,571.60, 6,854.40 and 1,796.60

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Solution

The fourth proportional to 4,571.60, 6,854.40 and 1,796.60 is: 2,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.60 : 6,854.40 = 1,796.60 : x
  2. Step 2: Convert to fraction form
    4,571.60/6,854.40 = 1,796.60/x
  3. Step 3: Cross multiply
    4,571.60x = 6,854.40 × 1,796.60
  4. Step 4: Simplify right side
    4,571.60x = 12,314,615.04
  5. Step 5: Solve for x
    x = 12,314,615.04/4,571.60
  6. Step 6: Final answer
    x = 2,693.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.