Home / 6,968.61-10,450.55-2,807.55

Finding the Fourth Proportional to 6,968.61, 10,450.55 and 2,807.55

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Solution

The fourth proportional to 6,968.61, 10,450.55 and 2,807.55 is: 4,210.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.61 : 10,450.55 = 2,807.55 : x
  2. Step 2: Convert to fraction form
    6,968.61/10,450.55 = 2,807.55/x
  3. Step 3: Cross multiply
    6,968.61x = 10,450.55 × 2,807.55
  4. Step 4: Simplify right side
    6,968.61x = 29,340,427.61
  5. Step 5: Solve for x
    x = 29,340,427.61/6,968.61
  6. Step 6: Final answer
    x = 4,210.37

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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.