Home / 2,621.43-3,933.23-2,358.99

Finding the Fourth Proportional to 2,621.43, 3,933.23 and 2,358.99

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Solution

The fourth proportional to 2,621.43, 3,933.23 and 2,358.99 is: 3,539.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621.43 : 3,933.23 = 2,358.99 : x
  2. Step 2: Convert to fraction form
    2,621.43/3,933.23 = 2,358.99/x
  3. Step 3: Cross multiply
    2,621.43x = 3,933.23 × 2,358.99
  4. Step 4: Simplify right side
    2,621.43x = 9,278,438.44
  5. Step 5: Solve for x
    x = 9,278,438.44/2,621.43
  6. Step 6: Final answer
    x = 3,539.46

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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.