Home / 4,057.88-6,087.90-1,284.60

Finding the Fourth Proportional to 4,057.88, 6,087.90 and 1,284.60

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Solution

The fourth proportional to 4,057.88, 6,087.90 and 1,284.60 is: 1,927.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.88 : 6,087.90 = 1,284.60 : x
  2. Step 2: Convert to fraction form
    4,057.88/6,087.90 = 1,284.60/x
  3. Step 3: Cross multiply
    4,057.88x = 6,087.90 × 1,284.60
  4. Step 4: Simplify right side
    4,057.88x = 7,820,509.92
  5. Step 5: Solve for x
    x = 7,820,509.92/4,057.88
  6. Step 6: Final answer
    x = 1,927.24

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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.