Home / 3,570.63-4,911.84-2,906.01

Finding the Fourth Proportional to 3,570.63, 4,911.84 and 2,906.01

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Solution

The fourth proportional to 3,570.63, 4,911.84 and 2,906.01 is: 3,997.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.63 : 4,911.84 = 2,906.01 : x
  2. Step 2: Convert to fraction form
    3,570.63/4,911.84 = 2,906.01/x
  3. Step 3: Cross multiply
    3,570.63x = 4,911.84 × 2,906.01
  4. Step 4: Simplify right side
    3,570.63x = 14,273,856.16
  5. Step 5: Solve for x
    x = 14,273,856.16/3,570.63
  6. Step 6: Final answer
    x = 3,997.57

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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.