Home / 3,090.13-4,658.28-2,827.42

Finding the Fourth Proportional to 3,090.13, 4,658.28 and 2,827.42

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Solution

The fourth proportional to 3,090.13, 4,658.28 and 2,827.42 is: 4,262.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.13 : 4,658.28 = 2,827.42 : x
  2. Step 2: Convert to fraction form
    3,090.13/4,658.28 = 2,827.42/x
  3. Step 3: Cross multiply
    3,090.13x = 4,658.28 × 2,827.42
  4. Step 4: Simplify right side
    3,090.13x = 13,170,902.39
  5. Step 5: Solve for x
    x = 13,170,902.39/3,090.13
  6. Step 6: Final answer
    x = 4,262.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.