Home / 3,229.98-4,457.38-1,867.46

Finding the Fourth Proportional to 3,229.98, 4,457.38 and 1,867.46

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Solution

The fourth proportional to 3,229.98, 4,457.38 and 1,867.46 is: 2,577.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.98 : 4,457.38 = 1,867.46 : x
  2. Step 2: Convert to fraction form
    3,229.98/4,457.38 = 1,867.46/x
  3. Step 3: Cross multiply
    3,229.98x = 4,457.38 × 1,867.46
  4. Step 4: Simplify right side
    3,229.98x = 8,323,955.40
  5. Step 5: Solve for x
    x = 8,323,955.40/3,229.98
  6. Step 6: Final answer
    x = 2,577.09

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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.