Home / 6,574.98-9,858.83-2,190.05

Finding the Fourth Proportional to 6,574.98, 9,858.83 and 2,190.05

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Solution

The fourth proportional to 6,574.98, 9,858.83 and 2,190.05 is: 3,283.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,574.98 : 9,858.83 = 2,190.05 : x
  2. Step 2: Convert to fraction form
    6,574.98/9,858.83 = 2,190.05/x
  3. Step 3: Cross multiply
    6,574.98x = 9,858.83 × 2,190.05
  4. Step 4: Simplify right side
    6,574.98x = 21,591,330.64
  5. Step 5: Solve for x
    x = 21,591,330.64/6,574.98
  6. Step 6: Final answer
    x = 3,283.86

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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.