Home / 3,003.60-4,144.88-1,885.16

Finding the Fourth Proportional to 3,003.60, 4,144.88 and 1,885.16

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Solution

The fourth proportional to 3,003.60, 4,144.88 and 1,885.16 is: 2,601.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.60 : 4,144.88 = 1,885.16 : x
  2. Step 2: Convert to fraction form
    3,003.60/4,144.88 = 1,885.16/x
  3. Step 3: Cross multiply
    3,003.60x = 4,144.88 × 1,885.16
  4. Step 4: Simplify right side
    3,003.60x = 7,813,761.98
  5. Step 5: Solve for x
    x = 7,813,761.98/3,003.60
  6. Step 6: Final answer
    x = 2,601.47

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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.