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Finding the Fourth Proportional to 4,494.94, 6,203.20 and 2,505.50

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Solution

The fourth proportional to 4,494.94, 6,203.20 and 2,505.50 is: 3,457.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,494.94 : 6,203.20 = 2,505.50 : x
  2. Step 2: Convert to fraction form
    4,494.94/6,203.20 = 2,505.50/x
  3. Step 3: Cross multiply
    4,494.94x = 6,203.20 × 2,505.50
  4. Step 4: Simplify right side
    4,494.94x = 15,542,117.60
  5. Step 5: Solve for x
    x = 15,542,117.60/4,494.94
  6. Step 6: Final answer
    x = 3,457.69

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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.