Home / 2,801.16-4,201.25-1,045.77

Finding the Fourth Proportional to 2,801.16, 4,201.25 and 1,045.77

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Solution

The fourth proportional to 2,801.16, 4,201.25 and 1,045.77 is: 1,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.16 : 4,201.25 = 1,045.77 : x
  2. Step 2: Convert to fraction form
    2,801.16/4,201.25 = 1,045.77/x
  3. Step 3: Cross multiply
    2,801.16x = 4,201.25 × 1,045.77
  4. Step 4: Simplify right side
    2,801.16x = 4,393,535.98
  5. Step 5: Solve for x
    x = 4,393,535.98/2,801.16
  6. Step 6: Final answer
    x = 1,568.47

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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.