Home / 1,669.26-2,504.91-1,655.49

Finding the Fourth Proportional to 1,669.26, 2,504.91 and 1,655.49

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Solution

The fourth proportional to 1,669.26, 2,504.91 and 1,655.49 is: 2,484.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.26 : 2,504.91 = 1,655.49 : x
  2. Step 2: Convert to fraction form
    1,669.26/2,504.91 = 1,655.49/x
  3. Step 3: Cross multiply
    1,669.26x = 2,504.91 × 1,655.49
  4. Step 4: Simplify right side
    1,669.26x = 4,146,853.46
  5. Step 5: Solve for x
    x = 4,146,853.46/1,669.26
  6. Step 6: Final answer
    x = 2,484.25

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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.