Home / 2,896.88-4,334.48-1,722.60

Finding the Fourth Proportional to 2,896.88, 4,334.48 and 1,722.60

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Solution

The fourth proportional to 2,896.88, 4,334.48 and 1,722.60 is: 2,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.88 : 4,334.48 = 1,722.60 : x
  2. Step 2: Convert to fraction form
    2,896.88/4,334.48 = 1,722.60/x
  3. Step 3: Cross multiply
    2,896.88x = 4,334.48 × 1,722.60
  4. Step 4: Simplify right side
    2,896.88x = 7,466,575.25
  5. Step 5: Solve for x
    x = 7,466,575.25/2,896.88
  6. Step 6: Final answer
    x = 2,577.45

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1.5x scale

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.