Home / 8,840.08-13,245.44-5,919.20

Finding the Fourth Proportional to 8,840.08, 13,245.44 and 5,919.20

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Solution

The fourth proportional to 8,840.08, 13,245.44 and 5,919.20 is: 8,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.08 : 13,245.44 = 5,919.20 : x
  2. Step 2: Convert to fraction form
    8,840.08/13,245.44 = 5,919.20/x
  3. Step 3: Cross multiply
    8,840.08x = 13,245.44 × 5,919.20
  4. Step 4: Simplify right side
    8,840.08x = 78,402,408.45
  5. Step 5: Solve for x
    x = 78,402,408.45/8,840.08
  6. Step 6: Final answer
    x = 8,868.97

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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.