Home / 2,725.72-3,762.76-1,606.28

Finding the Fourth Proportional to 2,725.72, 3,762.76 and 1,606.28

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Solution

The fourth proportional to 2,725.72, 3,762.76 and 1,606.28 is: 2,217.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.72 : 3,762.76 = 1,606.28 : x
  2. Step 2: Convert to fraction form
    2,725.72/3,762.76 = 1,606.28/x
  3. Step 3: Cross multiply
    2,725.72x = 3,762.76 × 1,606.28
  4. Step 4: Simplify right side
    2,725.72x = 6,044,046.13
  5. Step 5: Solve for x
    x = 6,044,046.13/2,725.72
  6. Step 6: Final answer
    x = 2,217.41

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1.5x scale

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.