Home / 1,775.53-2,449.27-1,112.25

Finding the Fourth Proportional to 1,775.53, 2,449.27 and 1,112.25

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Solution

The fourth proportional to 1,775.53, 2,449.27 and 1,112.25 is: 1,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.53 : 2,449.27 = 1,112.25 : x
  2. Step 2: Convert to fraction form
    1,775.53/2,449.27 = 1,112.25/x
  3. Step 3: Cross multiply
    1,775.53x = 2,449.27 × 1,112.25
  4. Step 4: Simplify right side
    1,775.53x = 2,724,200.56
  5. Step 5: Solve for x
    x = 2,724,200.56/1,775.53
  6. Step 6: Final answer
    x = 1,534.30

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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.