Home / 2,621.15-3,617.22-2,032.48

Finding the Fourth Proportional to 2,621.15, 3,617.22 and 2,032.48

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Solution

The fourth proportional to 2,621.15, 3,617.22 and 2,032.48 is: 2,804.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621.15 : 3,617.22 = 2,032.48 : x
  2. Step 2: Convert to fraction form
    2,621.15/3,617.22 = 2,032.48/x
  3. Step 3: Cross multiply
    2,621.15x = 3,617.22 × 2,032.48
  4. Step 4: Simplify right side
    2,621.15x = 7,351,927.31
  5. Step 5: Solve for x
    x = 7,351,927.31/2,621.15
  6. Step 6: Final answer
    x = 2,804.85

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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.