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Finding the Fourth Proportional to 6,670.88, 10,016.60 and 5,644.37

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Solution

The fourth proportional to 6,670.88, 10,016.60 and 5,644.37 is: 8,475.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.88 : 10,016.60 = 5,644.37 : x
  2. Step 2: Convert to fraction form
    6,670.88/10,016.60 = 5,644.37/x
  3. Step 3: Cross multiply
    6,670.88x = 10,016.60 × 5,644.37
  4. Step 4: Simplify right side
    6,670.88x = 56,537,396.54
  5. Step 5: Solve for x
    x = 56,537,396.54/6,670.88
  6. Step 6: Final answer
    x = 8,475.25

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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.