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Finding the Fourth Proportional to 3,457.85, 4,773.13 and 2,344.53

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Solution

The fourth proportional to 3,457.85, 4,773.13 and 2,344.53 is: 3,236.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.85 : 4,773.13 = 2,344.53 : x
  2. Step 2: Convert to fraction form
    3,457.85/4,773.13 = 2,344.53/x
  3. Step 3: Cross multiply
    3,457.85x = 4,773.13 × 2,344.53
  4. Step 4: Simplify right side
    3,457.85x = 11,190,751.80
  5. Step 5: Solve for x
    x = 11,190,751.80/3,457.85
  6. Step 6: Final answer
    x = 3,236.33

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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.