Home / 11,029.55-15,220.93-5,993.85

Finding the Fourth Proportional to 11,029.55, 15,220.93 and 5,993.85

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Solution

The fourth proportional to 11,029.55, 15,220.93 and 5,993.85 is: 8,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.55 : 15,220.93 = 5,993.85 : x
  2. Step 2: Convert to fraction form
    11,029.55/15,220.93 = 5,993.85/x
  3. Step 3: Cross multiply
    11,029.55x = 15,220.93 × 5,993.85
  4. Step 4: Simplify right side
    11,029.55x = 91,231,971.28
  5. Step 5: Solve for x
    x = 91,231,971.28/11,029.55
  6. Step 6: Final answer
    x = 8,271.60

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.