Home / 3,501.96-5,253.90-1,836.20

Finding the Fourth Proportional to 3,501.96, 5,253.90 and 1,836.20

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Solution

The fourth proportional to 3,501.96, 5,253.90 and 1,836.20 is: 2,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.96 : 5,253.90 = 1,836.20 : x
  2. Step 2: Convert to fraction form
    3,501.96/5,253.90 = 1,836.20/x
  3. Step 3: Cross multiply
    3,501.96x = 5,253.90 × 1,836.20
  4. Step 4: Simplify right side
    3,501.96x = 9,647,184.91
  5. Step 5: Solve for x
    x = 9,647,184.91/3,501.96
  6. Step 6: Final answer
    x = 2,754.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.