Home / 6,891.50-10,337.99-2,943.16

Finding the Fourth Proportional to 6,891.50, 10,337.99 and 2,943.16

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Solution

The fourth proportional to 6,891.50, 10,337.99 and 2,943.16 is: 4,415.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.50 : 10,337.99 = 2,943.16 : x
  2. Step 2: Convert to fraction form
    6,891.50/10,337.99 = 2,943.16/x
  3. Step 3: Cross multiply
    6,891.50x = 10,337.99 × 2,943.16
  4. Step 4: Simplify right side
    6,891.50x = 30,426,318.09
  5. Step 5: Solve for x
    x = 30,426,318.09/6,891.50
  6. Step 6: Final answer
    x = 4,415.05

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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.