Home / 2,223.39-3,338.33-1,577.55

Finding the Fourth Proportional to 2,223.39, 3,338.33 and 1,577.55

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Solution

The fourth proportional to 2,223.39, 3,338.33 and 1,577.55 is: 2,368.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.39 : 3,338.33 = 1,577.55 : x
  2. Step 2: Convert to fraction form
    2,223.39/3,338.33 = 1,577.55/x
  3. Step 3: Cross multiply
    2,223.39x = 3,338.33 × 1,577.55
  4. Step 4: Simplify right side
    2,223.39x = 5,266,374.60
  5. Step 5: Solve for x
    x = 5,266,374.60/2,223.39
  6. Step 6: Final answer
    x = 2,368.62

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1.5x scale

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.