Home / 6,573.85-9,858.65-2,190.29

Finding the Fourth Proportional to 6,573.85, 9,858.65 and 2,190.29

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Solution

The fourth proportional to 6,573.85, 9,858.65 and 2,190.29 is: 3,284.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,573.85 : 9,858.65 = 2,190.29 : x
  2. Step 2: Convert to fraction form
    6,573.85/9,858.65 = 2,190.29/x
  3. Step 3: Cross multiply
    6,573.85x = 9,858.65 × 2,190.29
  4. Step 4: Simplify right side
    6,573.85x = 21,593,242.26
  5. Step 5: Solve for x
    x = 21,593,242.26/6,573.85
  6. Step 6: Final answer
    x = 3,284.72

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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.