Home / 4,445.32-6,660.08-2,102.80

Finding the Fourth Proportional to 4,445.32, 6,660.08 and 2,102.80

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Solution

The fourth proportional to 4,445.32, 6,660.08 and 2,102.80 is: 3,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.32 : 6,660.08 = 2,102.80 : x
  2. Step 2: Convert to fraction form
    4,445.32/6,660.08 = 2,102.80/x
  3. Step 3: Cross multiply
    4,445.32x = 6,660.08 × 2,102.80
  4. Step 4: Simplify right side
    4,445.32x = 14,004,772.41
  5. Step 5: Solve for x
    x = 14,004,772.41/4,445.32
  6. Step 6: Final answer
    x = 3,150.46

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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.