Home / 4,482.58-6,181.62-2,990.56

Finding the Fourth Proportional to 4,482.58, 6,181.62 and 2,990.56

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Solution

The fourth proportional to 4,482.58, 6,181.62 and 2,990.56 is: 4,124.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.58 : 6,181.62 = 2,990.56 : x
  2. Step 2: Convert to fraction form
    4,482.58/6,181.62 = 2,990.56/x
  3. Step 3: Cross multiply
    4,482.58x = 6,181.62 × 2,990.56
  4. Step 4: Simplify right side
    4,482.58x = 18,486,505.51
  5. Step 5: Solve for x
    x = 18,486,505.51/4,482.58
  6. Step 6: Final answer
    x = 4,124.08

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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.