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Finding the Fourth Proportional to 6,672.21, 10,008.30 and 6,266.25

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Solution

The fourth proportional to 6,672.21, 10,008.30 and 6,266.25 is: 9,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.21 : 10,008.30 = 6,266.25 : x
  2. Step 2: Convert to fraction form
    6,672.21/10,008.30 = 6,266.25/x
  3. Step 3: Cross multiply
    6,672.21x = 10,008.30 × 6,266.25
  4. Step 4: Simplify right side
    6,672.21x = 62,714,533.37
  5. Step 5: Solve for x
    x = 62,714,533.37/6,672.21
  6. Step 6: Final answer
    x = 9,399.37

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1.5x scale

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.