Home / 2,576.24-3,555.60-1,632.80

Finding the Fourth Proportional to 2,576.24, 3,555.60 and 1,632.80

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Solution

The fourth proportional to 2,576.24, 3,555.60 and 1,632.80 is: 2,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.24 : 3,555.60 = 1,632.80 : x
  2. Step 2: Convert to fraction form
    2,576.24/3,555.60 = 1,632.80/x
  3. Step 3: Cross multiply
    2,576.24x = 3,555.60 × 1,632.80
  4. Step 4: Simplify right side
    2,576.24x = 5,805,583.68
  5. Step 5: Solve for x
    x = 5,805,583.68/2,576.24
  6. Step 6: Final answer
    x = 2,253.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.