Home / 6,572.18-9,858.34-2,189.52

Finding the Fourth Proportional to 6,572.18, 9,858.34 and 2,189.52

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Solution

The fourth proportional to 6,572.18, 9,858.34 and 2,189.52 is: 3,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.18 : 9,858.34 = 2,189.52 : x
  2. Step 2: Convert to fraction form
    6,572.18/9,858.34 = 2,189.52/x
  3. Step 3: Cross multiply
    6,572.18x = 9,858.34 × 2,189.52
  4. Step 4: Simplify right side
    6,572.18x = 21,585,032.60
  5. Step 5: Solve for x
    x = 21,585,032.60/6,572.18
  6. Step 6: Final answer
    x = 3,284.30

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Half scale
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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.