Home / 4,781.07-7,173.63-2,591.31

Finding the Fourth Proportional to 4,781.07, 7,173.63 and 2,591.31

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Solution

The fourth proportional to 4,781.07, 7,173.63 and 2,591.31 is: 3,888.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.07 : 7,173.63 = 2,591.31 : x
  2. Step 2: Convert to fraction form
    4,781.07/7,173.63 = 2,591.31/x
  3. Step 3: Cross multiply
    4,781.07x = 7,173.63 × 2,591.31
  4. Step 4: Simplify right side
    4,781.07x = 18,589,099.16
  5. Step 5: Solve for x
    x = 18,589,099.16/4,781.07
  6. Step 6: Final answer
    x = 3,888.06

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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.