Home / 3,035.52-4,189.55-2,897.01

Finding the Fourth Proportional to 3,035.52, 4,189.55 and 2,897.01

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Solution

The fourth proportional to 3,035.52, 4,189.55 and 2,897.01 is: 3,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.52 : 4,189.55 = 2,897.01 : x
  2. Step 2: Convert to fraction form
    3,035.52/4,189.55 = 2,897.01/x
  3. Step 3: Cross multiply
    3,035.52x = 4,189.55 × 2,897.01
  4. Step 4: Simplify right side
    3,035.52x = 12,137,168.25
  5. Step 5: Solve for x
    x = 12,137,168.25/3,035.52
  6. Step 6: Final answer
    x = 3,998.38

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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.