Home / 3,023.36-4,189.04-2,957.75

Finding the Fourth Proportional to 3,023.36, 4,189.04 and 2,957.75

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Solution

The fourth proportional to 3,023.36, 4,189.04 and 2,957.75 is: 4,098.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.36 : 4,189.04 = 2,957.75 : x
  2. Step 2: Convert to fraction form
    3,023.36/4,189.04 = 2,957.75/x
  3. Step 3: Cross multiply
    3,023.36x = 4,189.04 × 2,957.75
  4. Step 4: Simplify right side
    3,023.36x = 12,390,125.67
  5. Step 5: Solve for x
    x = 12,390,125.67/3,023.36
  6. Step 6: Final answer
    x = 4,098.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.