Home / 3,576.10-5,364.38-1,112.53

Finding the Fourth Proportional to 3,576.10, 5,364.38 and 1,112.53

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Solution

The fourth proportional to 3,576.10, 5,364.38 and 1,112.53 is: 1,668.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.10 : 5,364.38 = 1,112.53 : x
  2. Step 2: Convert to fraction form
    3,576.10/5,364.38 = 1,112.53/x
  3. Step 3: Cross multiply
    3,576.10x = 5,364.38 × 1,112.53
  4. Step 4: Simplify right side
    3,576.10x = 5,968,033.68
  5. Step 5: Solve for x
    x = 5,968,033.68/3,576.10
  6. Step 6: Final answer
    x = 1,668.87

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1.5x scale

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.