Home / 3,236.38-4,428-3,224.23

Finding the Fourth Proportional to 3,236.38, 4,428 and 3,224.23

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Solution

The fourth proportional to 3,236.38, 4,428 and 3,224.23 is: 4,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.38 : 4,428 = 3,224.23 : x
  2. Step 2: Convert to fraction form
    3,236.38/4,428 = 3,224.23/x
  3. Step 3: Cross multiply
    3,236.38x = 4,428 × 3,224.23
  4. Step 4: Simplify right side
    3,236.38x = 14,276,879.37
  5. Step 5: Solve for x
    x = 14,276,879.37/3,236.38
  6. Step 6: Final answer
    x = 4,411.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.