Home / 2,322.85-3,485.33-1,154.02

Finding the Fourth Proportional to 2,322.85, 3,485.33 and 1,154.02

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Solution

The fourth proportional to 2,322.85, 3,485.33 and 1,154.02 is: 1,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.85 : 3,485.33 = 1,154.02 : x
  2. Step 2: Convert to fraction form
    2,322.85/3,485.33 = 1,154.02/x
  3. Step 3: Cross multiply
    2,322.85x = 3,485.33 × 1,154.02
  4. Step 4: Simplify right side
    2,322.85x = 4,022,140.53
  5. Step 5: Solve for x
    x = 4,022,140.53/2,322.85
  6. Step 6: Final answer
    x = 1,731.55

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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.