Home / 10,445.00-15,660.48-4,114.09

Finding the Fourth Proportional to 10,445.00, 15,660.48 and 4,114.09

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Solution

The fourth proportional to 10,445.00, 15,660.48 and 4,114.09 is: 6,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,445.00 : 15,660.48 = 4,114.09 : x
  2. Step 2: Convert to fraction form
    10,445.00/15,660.48 = 4,114.09/x
  3. Step 3: Cross multiply
    10,445.00x = 15,660.48 × 4,114.09
  4. Step 4: Simplify right side
    10,445.00x = 64,428,571.08
  5. Step 5: Solve for x
    x = 64,428,571.08/10,445.00
  6. Step 6: Final answer
    x = 6,168.37

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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.