Home / 2,950.08-4,072.86-2,622.06

Finding the Fourth Proportional to 2,950.08, 4,072.86 and 2,622.06

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Solution

The fourth proportional to 2,950.08, 4,072.86 and 2,622.06 is: 3,620.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.08 : 4,072.86 = 2,622.06 : x
  2. Step 2: Convert to fraction form
    2,950.08/4,072.86 = 2,622.06/x
  3. Step 3: Cross multiply
    2,950.08x = 4,072.86 × 2,622.06
  4. Step 4: Simplify right side
    2,950.08x = 10,679,283.29
  5. Step 5: Solve for x
    x = 10,679,283.29/2,950.08
  6. Step 6: Final answer
    x = 3,620.00

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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.