Home / 2,558.19-3,529.29-1,613.63

Finding the Fourth Proportional to 2,558.19, 3,529.29 and 1,613.63

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Solution

The fourth proportional to 2,558.19, 3,529.29 and 1,613.63 is: 2,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.19 : 3,529.29 = 1,613.63 : x
  2. Step 2: Convert to fraction form
    2,558.19/3,529.29 = 1,613.63/x
  3. Step 3: Cross multiply
    2,558.19x = 3,529.29 × 1,613.63
  4. Step 4: Simplify right side
    2,558.19x = 5,694,942.51
  5. Step 5: Solve for x
    x = 5,694,942.51/2,558.19
  6. Step 6: Final answer
    x = 2,226.16

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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.