Home / 6,564.21-9,847.56-2,123.07

Finding the Fourth Proportional to 6,564.21, 9,847.56 and 2,123.07

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Solution

The fourth proportional to 6,564.21, 9,847.56 and 2,123.07 is: 3,185.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,564.21 : 9,847.56 = 2,123.07 : x
  2. Step 2: Convert to fraction form
    6,564.21/9,847.56 = 2,123.07/x
  3. Step 3: Cross multiply
    6,564.21x = 9,847.56 × 2,123.07
  4. Step 4: Simplify right side
    6,564.21x = 20,907,059.21
  5. Step 5: Solve for x
    x = 20,907,059.21/6,564.21
  6. Step 6: Final answer
    x = 3,185.01

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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.