Home / 2,202.36-3,038.70-1,503.96

Finding the Fourth Proportional to 2,202.36, 3,038.70 and 1,503.96

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Solution

The fourth proportional to 2,202.36, 3,038.70 and 1,503.96 is: 2,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.36 : 3,038.70 = 1,503.96 : x
  2. Step 2: Convert to fraction form
    2,202.36/3,038.70 = 1,503.96/x
  3. Step 3: Cross multiply
    2,202.36x = 3,038.70 × 1,503.96
  4. Step 4: Simplify right side
    2,202.36x = 4,570,083.25
  5. Step 5: Solve for x
    x = 4,570,083.25/2,202.36
  6. Step 6: Final answer
    x = 2,075.08

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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.