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Finding the Fourth Proportional to 6,054.60, 9,071.10 and 5,125.80

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Solution

The fourth proportional to 6,054.60, 9,071.10 and 5,125.80 is: 7,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,054.60 : 9,071.10 = 5,125.80 : x
  2. Step 2: Convert to fraction form
    6,054.60/9,071.10 = 5,125.80/x
  3. Step 3: Cross multiply
    6,054.60x = 9,071.10 × 5,125.80
  4. Step 4: Simplify right side
    6,054.60x = 46,496,644.38
  5. Step 5: Solve for x
    x = 46,496,644.38/6,054.60
  6. Step 6: Final answer
    x = 7,679.56

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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.