Home / 3,118.66-4,304.02-1,792.84

Finding the Fourth Proportional to 3,118.66, 4,304.02 and 1,792.84

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Solution

The fourth proportional to 3,118.66, 4,304.02 and 1,792.84 is: 2,474.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.66 : 4,304.02 = 1,792.84 : x
  2. Step 2: Convert to fraction form
    3,118.66/4,304.02 = 1,792.84/x
  3. Step 3: Cross multiply
    3,118.66x = 4,304.02 × 1,792.84
  4. Step 4: Simplify right side
    3,118.66x = 7,716,419.22
  5. Step 5: Solve for x
    x = 7,716,419.22/3,118.66
  6. Step 6: Final answer
    x = 2,474.27

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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.