Home / 2,322.12-3,480.84-1,457.04

Finding the Fourth Proportional to 2,322.12, 3,480.84 and 1,457.04

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Solution

The fourth proportional to 2,322.12, 3,480.84 and 1,457.04 is: 2,184.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.12 : 3,480.84 = 1,457.04 : x
  2. Step 2: Convert to fraction form
    2,322.12/3,480.84 = 1,457.04/x
  3. Step 3: Cross multiply
    2,322.12x = 3,480.84 × 1,457.04
  4. Step 4: Simplify right side
    2,322.12x = 5,071,723.11
  5. Step 5: Solve for x
    x = 5,071,723.11/2,322.12
  6. Step 6: Final answer
    x = 2,184.09

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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.