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Finding the Fourth Proportional to 6,452.70, 8,903.64 and 3,800.63

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Solution

The fourth proportional to 6,452.70, 8,903.64 and 3,800.63 is: 5,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,452.70 : 8,903.64 = 3,800.63 : x
  2. Step 2: Convert to fraction form
    6,452.70/8,903.64 = 3,800.63/x
  3. Step 3: Cross multiply
    6,452.70x = 8,903.64 × 3,800.63
  4. Step 4: Simplify right side
    6,452.70x = 33,839,406.34
  5. Step 5: Solve for x
    x = 33,839,406.34/6,452.70
  6. Step 6: Final answer
    x = 5,244.23

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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.