Home / 1,773.33-2,445.44-1,399.56

Finding the Fourth Proportional to 1,773.33, 2,445.44 and 1,399.56

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Solution

The fourth proportional to 1,773.33, 2,445.44 and 1,399.56 is: 1,930.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.33 : 2,445.44 = 1,399.56 : x
  2. Step 2: Convert to fraction form
    1,773.33/2,445.44 = 1,399.56/x
  3. Step 3: Cross multiply
    1,773.33x = 2,445.44 × 1,399.56
  4. Step 4: Simplify right side
    1,773.33x = 3,422,533.01
  5. Step 5: Solve for x
    x = 3,422,533.01/1,773.33
  6. Step 6: Final answer
    x = 1,930.00

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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.