Home / 4,629.47-6,388.55-2,837.66

Finding the Fourth Proportional to 4,629.47, 6,388.55 and 2,837.66

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Solution

The fourth proportional to 4,629.47, 6,388.55 and 2,837.66 is: 3,915.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629.47 : 6,388.55 = 2,837.66 : x
  2. Step 2: Convert to fraction form
    4,629.47/6,388.55 = 2,837.66/x
  3. Step 3: Cross multiply
    4,629.47x = 6,388.55 × 2,837.66
  4. Step 4: Simplify right side
    4,629.47x = 18,128,486.66
  5. Step 5: Solve for x
    x = 18,128,486.66/4,629.47
  6. Step 6: Final answer
    x = 3,915.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.