Home / 1,669.32-2,305.80-1,452.24

Finding the Fourth Proportional to 1,669.32, 2,305.80 and 1,452.24

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Solution

The fourth proportional to 1,669.32, 2,305.80 and 1,452.24 is: 2,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.32 : 2,305.80 = 1,452.24 : x
  2. Step 2: Convert to fraction form
    1,669.32/2,305.80 = 1,452.24/x
  3. Step 3: Cross multiply
    1,669.32x = 2,305.80 × 1,452.24
  4. Step 4: Simplify right side
    1,669.32x = 3,348,574.99
  5. Step 5: Solve for x
    x = 3,348,574.99/1,669.32
  6. Step 6: Final answer
    x = 2,005.95

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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.