Home / 2,893.20-4,343.85-2,277.60

Finding the Fourth Proportional to 2,893.20, 4,343.85 and 2,277.60

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Solution

The fourth proportional to 2,893.20, 4,343.85 and 2,277.60 is: 3,419.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.20 : 4,343.85 = 2,277.60 : x
  2. Step 2: Convert to fraction form
    2,893.20/4,343.85 = 2,277.60/x
  3. Step 3: Cross multiply
    2,893.20x = 4,343.85 × 2,277.60
  4. Step 4: Simplify right side
    2,893.20x = 9,893,552.76
  5. Step 5: Solve for x
    x = 9,893,552.76/2,893.20
  6. Step 6: Final answer
    x = 3,419.59

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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.