Home / 4,289.07-6,434.37-1,517.35

Finding the Fourth Proportional to 4,289.07, 6,434.37 and 1,517.35

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Solution

The fourth proportional to 4,289.07, 6,434.37 and 1,517.35 is: 2,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.07 : 6,434.37 = 1,517.35 : x
  2. Step 2: Convert to fraction form
    4,289.07/6,434.37 = 1,517.35/x
  3. Step 3: Cross multiply
    4,289.07x = 6,434.37 × 1,517.35
  4. Step 4: Simplify right side
    4,289.07x = 9,763,151.56
  5. Step 5: Solve for x
    x = 9,763,151.56/4,289.07
  6. Step 6: Final answer
    x = 2,276.29

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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.