Home / 2,576.08-3,861.96-1,038.16

Finding the Fourth Proportional to 2,576.08, 3,861.96 and 1,038.16

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Solution

The fourth proportional to 2,576.08, 3,861.96 and 1,038.16 is: 1,556.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.08 : 3,861.96 = 1,038.16 : x
  2. Step 2: Convert to fraction form
    2,576.08/3,861.96 = 1,038.16/x
  3. Step 3: Cross multiply
    2,576.08x = 3,861.96 × 1,038.16
  4. Step 4: Simplify right side
    2,576.08x = 4,009,332.39
  5. Step 5: Solve for x
    x = 4,009,332.39/2,576.08
  6. Step 6: Final answer
    x = 1,556.37

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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.