Home / 3,443.93-5,157.67-1,881.60

Finding the Fourth Proportional to 3,443.93, 5,157.67 and 1,881.60

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Solution

The fourth proportional to 3,443.93, 5,157.67 and 1,881.60 is: 2,817.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.93 : 5,157.67 = 1,881.60 : x
  2. Step 2: Convert to fraction form
    3,443.93/5,157.67 = 1,881.60/x
  3. Step 3: Cross multiply
    3,443.93x = 5,157.67 × 1,881.60
  4. Step 4: Simplify right side
    3,443.93x = 9,704,671.87
  5. Step 5: Solve for x
    x = 9,704,671.87/3,443.93
  6. Step 6: Final answer
    x = 2,817.91

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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.