Home / 3,532.12-4,874.46-1,938.82

Finding the Fourth Proportional to 3,532.12, 4,874.46 and 1,938.82

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Solution

The fourth proportional to 3,532.12, 4,874.46 and 1,938.82 is: 2,675.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.12 : 4,874.46 = 1,938.82 : x
  2. Step 2: Convert to fraction form
    3,532.12/4,874.46 = 1,938.82/x
  3. Step 3: Cross multiply
    3,532.12x = 4,874.46 × 1,938.82
  4. Step 4: Simplify right side
    3,532.12x = 9,450,666.47
  5. Step 5: Solve for x
    x = 9,450,666.47/3,532.12
  6. Step 6: Final answer
    x = 2,675.64

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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.