Home / 3,808.51-5,254.26-2,391.59

Finding the Fourth Proportional to 3,808.51, 5,254.26 and 2,391.59

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Solution

The fourth proportional to 3,808.51, 5,254.26 and 2,391.59 is: 3,299.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.51 : 5,254.26 = 2,391.59 : x
  2. Step 2: Convert to fraction form
    3,808.51/5,254.26 = 2,391.59/x
  3. Step 3: Cross multiply
    3,808.51x = 5,254.26 × 2,391.59
  4. Step 4: Simplify right side
    3,808.51x = 12,566,035.67
  5. Step 5: Solve for x
    x = 12,566,035.67/3,808.51
  6. Step 6: Final answer
    x = 3,299.46

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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.