Home / 4,289.02-6,434.17-2,647.35

Finding the Fourth Proportional to 4,289.02, 6,434.17 and 2,647.35

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Solution

The fourth proportional to 4,289.02, 6,434.17 and 2,647.35 is: 3,971.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.02 : 6,434.17 = 2,647.35 : x
  2. Step 2: Convert to fraction form
    4,289.02/6,434.17 = 2,647.35/x
  3. Step 3: Cross multiply
    4,289.02x = 6,434.17 × 2,647.35
  4. Step 4: Simplify right side
    4,289.02x = 17,033,493.33
  5. Step 5: Solve for x
    x = 17,033,493.33/4,289.02
  6. Step 6: Final answer
    x = 3,971.42

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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.