Home / 2,976.11-4,460.06-2,716.40

Finding the Fourth Proportional to 2,976.11, 4,460.06 and 2,716.40

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Solution

The fourth proportional to 2,976.11, 4,460.06 and 2,716.40 is: 4,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.11 : 4,460.06 = 2,716.40 : x
  2. Step 2: Convert to fraction form
    2,976.11/4,460.06 = 2,716.40/x
  3. Step 3: Cross multiply
    2,976.11x = 4,460.06 × 2,716.40
  4. Step 4: Simplify right side
    2,976.11x = 12,115,271.10
  5. Step 5: Solve for x
    x = 12,115,271.10/2,976.11
  6. Step 6: Final answer
    x = 4,070.85

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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.