Home / 5,782.21-8,673.33-1,399.66

Finding the Fourth Proportional to 5,782.21, 8,673.33 and 1,399.66

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Solution

The fourth proportional to 5,782.21, 8,673.33 and 1,399.66 is: 2,099.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782.21 : 8,673.33 = 1,399.66 : x
  2. Step 2: Convert to fraction form
    5,782.21/8,673.33 = 1,399.66/x
  3. Step 3: Cross multiply
    5,782.21x = 8,673.33 × 1,399.66
  4. Step 4: Simplify right side
    5,782.21x = 12,139,713.07
  5. Step 5: Solve for x
    x = 12,139,713.07/5,782.21
  6. Step 6: Final answer
    x = 2,099.49

Related Problems

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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.