Home / 3,448.84-5,172.62-1,258.60

Finding the Fourth Proportional to 3,448.84, 5,172.62 and 1,258.60

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Solution

The fourth proportional to 3,448.84, 5,172.62 and 1,258.60 is: 1,887.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.84 : 5,172.62 = 1,258.60 : x
  2. Step 2: Convert to fraction form
    3,448.84/5,172.62 = 1,258.60/x
  3. Step 3: Cross multiply
    3,448.84x = 5,172.62 × 1,258.60
  4. Step 4: Simplify right side
    3,448.84x = 6,510,259.53
  5. Step 5: Solve for x
    x = 6,510,259.53/3,448.84
  6. Step 6: Final answer
    x = 1,887.67

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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.