Home / 5,426.52-8,130.44-3,667.64

Finding the Fourth Proportional to 5,426.52, 8,130.44 and 3,667.64

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Solution

The fourth proportional to 5,426.52, 8,130.44 and 3,667.64 is: 5,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.52 : 8,130.44 = 3,667.64 : x
  2. Step 2: Convert to fraction form
    5,426.52/8,130.44 = 3,667.64/x
  3. Step 3: Cross multiply
    5,426.52x = 8,130.44 × 3,667.64
  4. Step 4: Simplify right side
    5,426.52x = 29,819,526.96
  5. Step 5: Solve for x
    x = 29,819,526.96/5,426.52
  6. Step 6: Final answer
    x = 5,495.15

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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.