Home / 2,415.97-3,621.23-1,683.32

Finding the Fourth Proportional to 2,415.97, 3,621.23 and 1,683.32

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Solution

The fourth proportional to 2,415.97, 3,621.23 and 1,683.32 is: 2,523.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.97 : 3,621.23 = 1,683.32 : x
  2. Step 2: Convert to fraction form
    2,415.97/3,621.23 = 1,683.32/x
  3. Step 3: Cross multiply
    2,415.97x = 3,621.23 × 1,683.32
  4. Step 4: Simplify right side
    2,415.97x = 6,095,680.47
  5. Step 5: Solve for x
    x = 6,095,680.47/2,415.97
  6. Step 6: Final answer
    x = 2,523.08

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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.