Home / 4,615.49-6,924.38-1,328.81

Finding the Fourth Proportional to 4,615.49, 6,924.38 and 1,328.81

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Solution

The fourth proportional to 4,615.49, 6,924.38 and 1,328.81 is: 1,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.49 : 6,924.38 = 1,328.81 : x
  2. Step 2: Convert to fraction form
    4,615.49/6,924.38 = 1,328.81/x
  3. Step 3: Cross multiply
    4,615.49x = 6,924.38 × 1,328.81
  4. Step 4: Simplify right side
    4,615.49x = 9,201,144.12
  5. Step 5: Solve for x
    x = 9,201,144.12/4,615.49
  6. Step 6: Final answer
    x = 1,993.54

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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.