Home / 6,147.12-8,483.04-3,352.80

Finding the Fourth Proportional to 6,147.12, 8,483.04 and 3,352.80

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Solution

The fourth proportional to 6,147.12, 8,483.04 and 3,352.80 is: 4,626.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.12 : 8,483.04 = 3,352.80 : x
  2. Step 2: Convert to fraction form
    6,147.12/8,483.04 = 3,352.80/x
  3. Step 3: Cross multiply
    6,147.12x = 8,483.04 × 3,352.80
  4. Step 4: Simplify right side
    6,147.12x = 28,441,936.51
  5. Step 5: Solve for x
    x = 28,441,936.51/6,147.12
  6. Step 6: Final answer
    x = 4,626.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.