Home / 3,537.21-4,881.39-2,045.19

Finding the Fourth Proportional to 3,537.21, 4,881.39 and 2,045.19

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Solution

The fourth proportional to 3,537.21, 4,881.39 and 2,045.19 is: 2,822.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.21 : 4,881.39 = 2,045.19 : x
  2. Step 2: Convert to fraction form
    3,537.21/4,881.39 = 2,045.19/x
  3. Step 3: Cross multiply
    3,537.21x = 4,881.39 × 2,045.19
  4. Step 4: Simplify right side
    3,537.21x = 9,983,370.01
  5. Step 5: Solve for x
    x = 9,983,370.01/3,537.21
  6. Step 6: Final answer
    x = 2,822.39

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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.