Home / 4,627.74-6,387.47-2,858.33

Finding the Fourth Proportional to 4,627.74, 6,387.47 and 2,858.33

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Solution

The fourth proportional to 4,627.74, 6,387.47 and 2,858.33 is: 3,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.74 : 6,387.47 = 2,858.33 : x
  2. Step 2: Convert to fraction form
    4,627.74/6,387.47 = 2,858.33/x
  3. Step 3: Cross multiply
    4,627.74x = 6,387.47 × 2,858.33
  4. Step 4: Simplify right side
    4,627.74x = 18,257,450.90
  5. Step 5: Solve for x
    x = 18,257,450.90/4,627.74
  6. Step 6: Final answer
    x = 3,945.22

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1.5x scale

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.