Home / 7,025.46-10,539.74-2,642.91

Finding the Fourth Proportional to 7,025.46, 10,539.74 and 2,642.91

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Solution

The fourth proportional to 7,025.46, 10,539.74 and 2,642.91 is: 3,964.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.46 : 10,539.74 = 2,642.91 : x
  2. Step 2: Convert to fraction form
    7,025.46/10,539.74 = 2,642.91/x
  3. Step 3: Cross multiply
    7,025.46x = 10,539.74 × 2,642.91
  4. Step 4: Simplify right side
    7,025.46x = 27,855,571.03
  5. Step 5: Solve for x
    x = 27,855,571.03/7,025.46
  6. Step 6: Final answer
    x = 3,964.95

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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.