Home / 3,090.06-4,261.54-2,252.72

Finding the Fourth Proportional to 3,090.06, 4,261.54 and 2,252.72

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Solution

The fourth proportional to 3,090.06, 4,261.54 and 2,252.72 is: 3,106.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.06 : 4,261.54 = 2,252.72 : x
  2. Step 2: Convert to fraction form
    3,090.06/4,261.54 = 2,252.72/x
  3. Step 3: Cross multiply
    3,090.06x = 4,261.54 × 2,252.72
  4. Step 4: Simplify right side
    3,090.06x = 9,600,056.39
  5. Step 5: Solve for x
    x = 9,600,056.39/3,090.06
  6. Step 6: Final answer
    x = 3,106.75

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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.