Home / 3,057.61-4,588.71-1,415.31

Finding the Fourth Proportional to 3,057.61, 4,588.71 and 1,415.31

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Solution

The fourth proportional to 3,057.61, 4,588.71 and 1,415.31 is: 2,124.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.61 : 4,588.71 = 1,415.31 : x
  2. Step 2: Convert to fraction form
    3,057.61/4,588.71 = 1,415.31/x
  3. Step 3: Cross multiply
    3,057.61x = 4,588.71 × 1,415.31
  4. Step 4: Simplify right side
    3,057.61x = 6,494,447.15
  5. Step 5: Solve for x
    x = 6,494,447.15/3,057.61
  6. Step 6: Final answer
    x = 2,124.03

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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.