Home / 6,572.23-9,858.97-2,189.99

Finding the Fourth Proportional to 6,572.23, 9,858.97 and 2,189.99

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Solution

The fourth proportional to 6,572.23, 9,858.97 and 2,189.99 is: 3,285.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.23 : 9,858.97 = 2,189.99 : x
  2. Step 2: Convert to fraction form
    6,572.23/9,858.97 = 2,189.99/x
  3. Step 3: Cross multiply
    6,572.23x = 9,858.97 × 2,189.99
  4. Step 4: Simplify right side
    6,572.23x = 21,591,045.71
  5. Step 5: Solve for x
    x = 21,591,045.71/6,572.23
  6. Step 6: Final answer
    x = 3,285.19

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Double scale
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Similar ratio
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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.