Home / 2,438.02-3,364.77-1,878.04

Finding the Fourth Proportional to 2,438.02, 3,364.77 and 1,878.04

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Solution

The fourth proportional to 2,438.02, 3,364.77 and 1,878.04 is: 2,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.02 : 3,364.77 = 1,878.04 : x
  2. Step 2: Convert to fraction form
    2,438.02/3,364.77 = 1,878.04/x
  3. Step 3: Cross multiply
    2,438.02x = 3,364.77 × 1,878.04
  4. Step 4: Simplify right side
    2,438.02x = 6,319,172.65
  5. Step 5: Solve for x
    x = 6,319,172.65/2,438.02
  6. Step 6: Final answer
    x = 2,591.93

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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.