Home / 3,528.36-4,869.18-2,201.82

Finding the Fourth Proportional to 3,528.36, 4,869.18 and 2,201.82

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Solution

The fourth proportional to 3,528.36, 4,869.18 and 2,201.82 is: 3,038.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.36 : 4,869.18 = 2,201.82 : x
  2. Step 2: Convert to fraction form
    3,528.36/4,869.18 = 2,201.82/x
  3. Step 3: Cross multiply
    3,528.36x = 4,869.18 × 2,201.82
  4. Step 4: Simplify right side
    3,528.36x = 10,721,057.91
  5. Step 5: Solve for x
    x = 10,721,057.91/3,528.36
  6. Step 6: Final answer
    x = 3,038.54

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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.