Home / 3,361.35-4,638.78-1,848.98

Finding the Fourth Proportional to 3,361.35, 4,638.78 and 1,848.98

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Solution

The fourth proportional to 3,361.35, 4,638.78 and 1,848.98 is: 2,551.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.35 : 4,638.78 = 1,848.98 : x
  2. Step 2: Convert to fraction form
    3,361.35/4,638.78 = 1,848.98/x
  3. Step 3: Cross multiply
    3,361.35x = 4,638.78 × 1,848.98
  4. Step 4: Simplify right side
    3,361.35x = 8,576,992.17
  5. Step 5: Solve for x
    x = 8,576,992.17/3,361.35
  6. Step 6: Final answer
    x = 2,551.65

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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.