Home / 3,350.90-4,621.95-2,022.32

Finding the Fourth Proportional to 3,350.90, 4,621.95 and 2,022.32

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Solution

The fourth proportional to 3,350.90, 4,621.95 and 2,022.32 is: 2,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.90 : 4,621.95 = 2,022.32 : x
  2. Step 2: Convert to fraction form
    3,350.90/4,621.95 = 2,022.32/x
  3. Step 3: Cross multiply
    3,350.90x = 4,621.95 × 2,022.32
  4. Step 4: Simplify right side
    3,350.90x = 9,347,038.81
  5. Step 5: Solve for x
    x = 9,347,038.81/3,350.90
  6. Step 6: Final answer
    x = 2,789.42

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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.