Home / 6,012.57-8,289.75-3,884.50

Finding the Fourth Proportional to 6,012.57, 8,289.75 and 3,884.50

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Solution

The fourth proportional to 6,012.57, 8,289.75 and 3,884.50 is: 5,355.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,012.57 : 8,289.75 = 3,884.50 : x
  2. Step 2: Convert to fraction form
    6,012.57/8,289.75 = 3,884.50/x
  3. Step 3: Cross multiply
    6,012.57x = 8,289.75 × 3,884.50
  4. Step 4: Simplify right side
    6,012.57x = 32,201,533.88
  5. Step 5: Solve for x
    x = 32,201,533.88/6,012.57
  6. Step 6: Final answer
    x = 5,355.70

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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.