Home / 6,891.16-10,328.08-2,998.84

Finding the Fourth Proportional to 6,891.16, 10,328.08 and 2,998.84

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Solution

The fourth proportional to 6,891.16, 10,328.08 and 2,998.84 is: 4,494.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.16 : 10,328.08 = 2,998.84 : x
  2. Step 2: Convert to fraction form
    6,891.16/10,328.08 = 2,998.84/x
  3. Step 3: Cross multiply
    6,891.16x = 10,328.08 × 2,998.84
  4. Step 4: Simplify right side
    6,891.16x = 30,972,259.43
  5. Step 5: Solve for x
    x = 30,972,259.43/6,891.16
  6. Step 6: Final answer
    x = 4,494.49

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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.