Home / 2,236.48-3,352.41-1,618.65

Finding the Fourth Proportional to 2,236.48, 3,352.41 and 1,618.65

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Solution

The fourth proportional to 2,236.48, 3,352.41 and 1,618.65 is: 2,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.48 : 3,352.41 = 1,618.65 : x
  2. Step 2: Convert to fraction form
    2,236.48/3,352.41 = 1,618.65/x
  3. Step 3: Cross multiply
    2,236.48x = 3,352.41 × 1,618.65
  4. Step 4: Simplify right side
    2,236.48x = 5,426,378.45
  5. Step 5: Solve for x
    x = 5,426,378.45/2,236.48
  6. Step 6: Final answer
    x = 2,426.31

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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.