Home / 2,571.51-3,548.85-1,732.35

Finding the Fourth Proportional to 2,571.51, 3,548.85 and 1,732.35

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Solution

The fourth proportional to 2,571.51, 3,548.85 and 1,732.35 is: 2,390.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,571.51 : 3,548.85 = 1,732.35 : x
  2. Step 2: Convert to fraction form
    2,571.51/3,548.85 = 1,732.35/x
  3. Step 3: Cross multiply
    2,571.51x = 3,548.85 × 1,732.35
  4. Step 4: Simplify right side
    2,571.51x = 6,147,850.30
  5. Step 5: Solve for x
    x = 6,147,850.30/2,571.51
  6. Step 6: Final answer
    x = 2,390.75

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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.