Home / 5,827.21-8,739.34-1,667.25

Finding the Fourth Proportional to 5,827.21, 8,739.34 and 1,667.25

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Solution

The fourth proportional to 5,827.21, 8,739.34 and 1,667.25 is: 2,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.21 : 8,739.34 = 1,667.25 : x
  2. Step 2: Convert to fraction form
    5,827.21/8,739.34 = 1,667.25/x
  3. Step 3: Cross multiply
    5,827.21x = 8,739.34 × 1,667.25
  4. Step 4: Simplify right side
    5,827.21x = 14,570,664.62
  5. Step 5: Solve for x
    x = 14,570,664.62/5,827.21
  6. Step 6: Final answer
    x = 2,500.45

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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.