Home / 4,338.95-5,989.32-2,847.35

Finding the Fourth Proportional to 4,338.95, 5,989.32 and 2,847.35

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Solution

The fourth proportional to 4,338.95, 5,989.32 and 2,847.35 is: 3,930.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.95 : 5,989.32 = 2,847.35 : x
  2. Step 2: Convert to fraction form
    4,338.95/5,989.32 = 2,847.35/x
  3. Step 3: Cross multiply
    4,338.95x = 5,989.32 × 2,847.35
  4. Step 4: Simplify right side
    4,338.95x = 17,053,690.30
  5. Step 5: Solve for x
    x = 17,053,690.30/4,338.95
  6. Step 6: Final answer
    x = 3,930.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.