Home / 2,391.88-3,586.44-2,254.29

Finding the Fourth Proportional to 2,391.88, 3,586.44 and 2,254.29

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Solution

The fourth proportional to 2,391.88, 3,586.44 and 2,254.29 is: 3,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391.88 : 3,586.44 = 2,254.29 : x
  2. Step 2: Convert to fraction form
    2,391.88/3,586.44 = 2,254.29/x
  3. Step 3: Cross multiply
    2,391.88x = 3,586.44 × 2,254.29
  4. Step 4: Simplify right side
    2,391.88x = 8,084,875.83
  5. Step 5: Solve for x
    x = 8,084,875.83/2,391.88
  6. Step 6: Final answer
    x = 3,380.13

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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.