Home / 2,588.94-3,570.75-1,540.80

Finding the Fourth Proportional to 2,588.94, 3,570.75 and 1,540.80

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Solution

The fourth proportional to 2,588.94, 3,570.75 and 1,540.80 is: 2,125.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.94 : 3,570.75 = 1,540.80 : x
  2. Step 2: Convert to fraction form
    2,588.94/3,570.75 = 1,540.80/x
  3. Step 3: Cross multiply
    2,588.94x = 3,570.75 × 1,540.80
  4. Step 4: Simplify right side
    2,588.94x = 5,501,811.60
  5. Step 5: Solve for x
    x = 5,501,811.60/2,588.94
  6. Step 6: Final answer
    x = 2,125.12

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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.