Home / 2,203.56-3,305.46-904.14

Finding the Fourth Proportional to 2,203.56, 3,305.46 and 904.14

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Solution

The fourth proportional to 2,203.56, 3,305.46 and 904.14 is: 1,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.56 : 3,305.46 = 904.14 : x
  2. Step 2: Convert to fraction form
    2,203.56/3,305.46 = 904.14/x
  3. Step 3: Cross multiply
    2,203.56x = 3,305.46 × 904.14
  4. Step 4: Simplify right side
    2,203.56x = 2,988,598.60
  5. Step 5: Solve for x
    x = 2,988,598.60/2,203.56
  6. Step 6: Final answer
    x = 1,356.26

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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.