Home / 3,532.45-4,874.84-1,939.25

Finding the Fourth Proportional to 3,532.45, 4,874.84 and 1,939.25

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Solution

The fourth proportional to 3,532.45, 4,874.84 and 1,939.25 is: 2,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.45 : 4,874.84 = 1,939.25 : x
  2. Step 2: Convert to fraction form
    3,532.45/4,874.84 = 1,939.25/x
  3. Step 3: Cross multiply
    3,532.45x = 4,874.84 × 1,939.25
  4. Step 4: Simplify right side
    3,532.45x = 9,453,509.10
  5. Step 5: Solve for x
    x = 9,453,509.10/3,532.45
  6. Step 6: Final answer
    x = 2,676.19

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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.