Home / 6,960.06-10,440.74-2,280.11

Finding the Fourth Proportional to 6,960.06, 10,440.74 and 2,280.11

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Solution

The fourth proportional to 6,960.06, 10,440.74 and 2,280.11 is: 3,420.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.06 : 10,440.74 = 2,280.11 : x
  2. Step 2: Convert to fraction form
    6,960.06/10,440.74 = 2,280.11/x
  3. Step 3: Cross multiply
    6,960.06x = 10,440.74 × 2,280.11
  4. Step 4: Simplify right side
    6,960.06x = 23,805,972.08
  5. Step 5: Solve for x
    x = 23,805,972.08/6,960.06
  6. Step 6: Final answer
    x = 3,420.37

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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.