Home / 3,913.07-5,868.58-1,448.60

Finding the Fourth Proportional to 3,913.07, 5,868.58 and 1,448.60

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Solution

The fourth proportional to 3,913.07, 5,868.58 and 1,448.60 is: 2,172.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.07 : 5,868.58 = 1,448.60 : x
  2. Step 2: Convert to fraction form
    3,913.07/5,868.58 = 1,448.60/x
  3. Step 3: Cross multiply
    3,913.07x = 5,868.58 × 1,448.60
  4. Step 4: Simplify right side
    3,913.07x = 8,501,224.99
  5. Step 5: Solve for x
    x = 8,501,224.99/3,913.07
  6. Step 6: Final answer
    x = 2,172.52

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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.