Home / 1,669.08-2,491.68-1,450.44

Finding the Fourth Proportional to 1,669.08, 2,491.68 and 1,450.44

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Solution

The fourth proportional to 1,669.08, 2,491.68 and 1,450.44 is: 2,165.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.08 : 2,491.68 = 1,450.44 : x
  2. Step 2: Convert to fraction form
    1,669.08/2,491.68 = 1,450.44/x
  3. Step 3: Cross multiply
    1,669.08x = 2,491.68 × 1,450.44
  4. Step 4: Simplify right side
    1,669.08x = 3,614,032.34
  5. Step 5: Solve for x
    x = 3,614,032.34/1,669.08
  6. Step 6: Final answer
    x = 2,165.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.