Home / 4,482.12-6,188.09-2,889.32

Finding the Fourth Proportional to 4,482.12, 6,188.09 and 2,889.32

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Solution

The fourth proportional to 4,482.12, 6,188.09 and 2,889.32 is: 3,989.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.12 : 6,188.09 = 2,889.32 : x
  2. Step 2: Convert to fraction form
    4,482.12/6,188.09 = 2,889.32/x
  3. Step 3: Cross multiply
    4,482.12x = 6,188.09 × 2,889.32
  4. Step 4: Simplify right side
    4,482.12x = 17,879,373.22
  5. Step 5: Solve for x
    x = 17,879,373.22/4,482.12
  6. Step 6: Final answer
    x = 3,989.04

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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.