Home / 4,090.13-5,644.41-2,321.77

Finding the Fourth Proportional to 4,090.13, 5,644.41 and 2,321.77

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Solution

The fourth proportional to 4,090.13, 5,644.41 and 2,321.77 is: 3,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.13 : 5,644.41 = 2,321.77 : x
  2. Step 2: Convert to fraction form
    4,090.13/5,644.41 = 2,321.77/x
  3. Step 3: Cross multiply
    4,090.13x = 5,644.41 × 2,321.77
  4. Step 4: Simplify right side
    4,090.13x = 13,105,001.89
  5. Step 5: Solve for x
    x = 13,105,001.89/4,090.13
  6. Step 6: Final answer
    x = 3,204.05

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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.