Home / 3,537.81-4,880.77-2,045.45

Finding the Fourth Proportional to 3,537.81, 4,880.77 and 2,045.45

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Solution

The fourth proportional to 3,537.81, 4,880.77 and 2,045.45 is: 2,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.81 : 4,880.77 = 2,045.45 : x
  2. Step 2: Convert to fraction form
    3,537.81/4,880.77 = 2,045.45/x
  3. Step 3: Cross multiply
    3,537.81x = 4,880.77 × 2,045.45
  4. Step 4: Simplify right side
    3,537.81x = 9,983,371.00
  5. Step 5: Solve for x
    x = 9,983,371.00/3,537.81
  6. Step 6: Final answer
    x = 2,821.91

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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.