Home / 2,355.70-3,537.60-2,282.80

Finding the Fourth Proportional to 2,355.70, 3,537.60 and 2,282.80

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Solution

The fourth proportional to 2,355.70, 3,537.60 and 2,282.80 is: 3,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.70 : 3,537.60 = 2,282.80 : x
  2. Step 2: Convert to fraction form
    2,355.70/3,537.60 = 2,282.80/x
  3. Step 3: Cross multiply
    2,355.70x = 3,537.60 × 2,282.80
  4. Step 4: Simplify right side
    2,355.70x = 8,075,633.28
  5. Step 5: Solve for x
    x = 8,075,633.28/2,355.70
  6. Step 6: Final answer
    x = 3,428.12

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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.