Home / 2,997.11-4,497.42-1,897.49

Finding the Fourth Proportional to 2,997.11, 4,497.42 and 1,897.49

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Solution

The fourth proportional to 2,997.11, 4,497.42 and 1,897.49 is: 2,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.11 : 4,497.42 = 1,897.49 : x
  2. Step 2: Convert to fraction form
    2,997.11/4,497.42 = 1,897.49/x
  3. Step 3: Cross multiply
    2,997.11x = 4,497.42 × 1,897.49
  4. Step 4: Simplify right side
    2,997.11x = 8,533,809.48
  5. Step 5: Solve for x
    x = 8,533,809.48/2,997.11
  6. Step 6: Final answer
    x = 2,847.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.