Home / 2,601.48-3,900.40-2,193.24

Finding the Fourth Proportional to 2,601.48, 3,900.40 and 2,193.24

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Solution

The fourth proportional to 2,601.48, 3,900.40 and 2,193.24 is: 3,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601.48 : 3,900.40 = 2,193.24 : x
  2. Step 2: Convert to fraction form
    2,601.48/3,900.40 = 2,193.24/x
  3. Step 3: Cross multiply
    2,601.48x = 3,900.40 × 2,193.24
  4. Step 4: Simplify right side
    2,601.48x = 8,554,534.78
  5. Step 5: Solve for x
    x = 8,554,534.78/2,601.48
  6. Step 6: Final answer
    x = 3,288.33

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1.5x scale

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.