Home / 2,858.59-4,284.99-1,375.63

Finding the Fourth Proportional to 2,858.59, 4,284.99 and 1,375.63

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Solution

The fourth proportional to 2,858.59, 4,284.99 and 1,375.63 is: 2,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.59 : 4,284.99 = 1,375.63 : x
  2. Step 2: Convert to fraction form
    2,858.59/4,284.99 = 1,375.63/x
  3. Step 3: Cross multiply
    2,858.59x = 4,284.99 × 1,375.63
  4. Step 4: Simplify right side
    2,858.59x = 5,894,539.37
  5. Step 5: Solve for x
    x = 5,894,539.37/2,858.59
  6. Step 6: Final answer
    x = 2,062.05

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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.