Home / 2,480.04-3,422.42-1,360.98

Finding the Fourth Proportional to 2,480.04, 3,422.42 and 1,360.98

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Solution

The fourth proportional to 2,480.04, 3,422.42 and 1,360.98 is: 1,878.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.04 : 3,422.42 = 1,360.98 : x
  2. Step 2: Convert to fraction form
    2,480.04/3,422.42 = 1,360.98/x
  3. Step 3: Cross multiply
    2,480.04x = 3,422.42 × 1,360.98
  4. Step 4: Simplify right side
    2,480.04x = 4,657,845.17
  5. Step 5: Solve for x
    x = 4,657,845.17/2,480.04
  6. Step 6: Final answer
    x = 1,878.13

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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.