Home / 4,480.36-6,180.03-2,889.05

Finding the Fourth Proportional to 4,480.36, 6,180.03 and 2,889.05

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Solution

The fourth proportional to 4,480.36, 6,180.03 and 2,889.05 is: 3,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.36 : 6,180.03 = 2,889.05 : x
  2. Step 2: Convert to fraction form
    4,480.36/6,180.03 = 2,889.05/x
  3. Step 3: Cross multiply
    4,480.36x = 6,180.03 × 2,889.05
  4. Step 4: Simplify right side
    4,480.36x = 17,854,384.77
  5. Step 5: Solve for x
    x = 17,854,384.77/4,480.36
  6. Step 6: Final answer
    x = 3,985.04

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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.