Home / 3,335.63-4,603.57-1,938.38

Finding the Fourth Proportional to 3,335.63, 4,603.57 and 1,938.38

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Solution

The fourth proportional to 3,335.63, 4,603.57 and 1,938.38 is: 2,675.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.63 : 4,603.57 = 1,938.38 : x
  2. Step 2: Convert to fraction form
    3,335.63/4,603.57 = 1,938.38/x
  3. Step 3: Cross multiply
    3,335.63x = 4,603.57 × 1,938.38
  4. Step 4: Simplify right side
    3,335.63x = 8,923,440.15
  5. Step 5: Solve for x
    x = 8,923,440.15/3,335.63
  6. Step 6: Final answer
    x = 2,675.19

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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.