Home / 3,937.23-5,435.37-3,038.94

Finding the Fourth Proportional to 3,937.23, 5,435.37 and 3,038.94

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Solution

The fourth proportional to 3,937.23, 5,435.37 and 3,038.94 is: 4,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.23 : 5,435.37 = 3,038.94 : x
  2. Step 2: Convert to fraction form
    3,937.23/5,435.37 = 3,038.94/x
  3. Step 3: Cross multiply
    3,937.23x = 5,435.37 × 3,038.94
  4. Step 4: Simplify right side
    3,937.23x = 16,517,763.31
  5. Step 5: Solve for x
    x = 16,517,763.31/3,937.23
  6. Step 6: Final answer
    x = 4,195.28

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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.