Home / 4,408.88-6,605.96-3,107.60

Finding the Fourth Proportional to 4,408.88, 6,605.96 and 3,107.60

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Solution

The fourth proportional to 4,408.88, 6,605.96 and 3,107.60 is: 4,656.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408.88 : 6,605.96 = 3,107.60 : x
  2. Step 2: Convert to fraction form
    4,408.88/6,605.96 = 3,107.60/x
  3. Step 3: Cross multiply
    4,408.88x = 6,605.96 × 3,107.60
  4. Step 4: Simplify right side
    4,408.88x = 20,528,681.30
  5. Step 5: Solve for x
    x = 20,528,681.30/4,408.88
  6. Step 6: Final answer
    x = 4,656.21

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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.