Home / 2,893.12-4,340.20-944.80

Finding the Fourth Proportional to 2,893.12, 4,340.20 and 944.80

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Solution

The fourth proportional to 2,893.12, 4,340.20 and 944.80 is: 1,417.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.12 : 4,340.20 = 944.80 : x
  2. Step 2: Convert to fraction form
    2,893.12/4,340.20 = 944.80/x
  3. Step 3: Cross multiply
    2,893.12x = 4,340.20 × 944.80
  4. Step 4: Simplify right side
    2,893.12x = 4,100,620.96
  5. Step 5: Solve for x
    x = 4,100,620.96/2,893.12
  6. Step 6: Final answer
    x = 1,417.37

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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.