Home / 1,943.33-2,914.02-1,153.50

Finding the Fourth Proportional to 1,943.33, 2,914.02 and 1,153.50

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Solution

The fourth proportional to 1,943.33, 2,914.02 and 1,153.50 is: 1,729.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.33 : 2,914.02 = 1,153.50 : x
  2. Step 2: Convert to fraction form
    1,943.33/2,914.02 = 1,153.50/x
  3. Step 3: Cross multiply
    1,943.33x = 2,914.02 × 1,153.50
  4. Step 4: Simplify right side
    1,943.33x = 3,361,322.07
  5. Step 5: Solve for x
    x = 3,361,322.07/1,943.33
  6. Step 6: Final answer
    x = 1,729.67

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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.