Home / 2,125.44-2,933.28-1,181.34

Finding the Fourth Proportional to 2,125.44, 2,933.28 and 1,181.34

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Solution

The fourth proportional to 2,125.44, 2,933.28 and 1,181.34 is: 1,630.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.44 : 2,933.28 = 1,181.34 : x
  2. Step 2: Convert to fraction form
    2,125.44/2,933.28 = 1,181.34/x
  3. Step 3: Cross multiply
    2,125.44x = 2,933.28 × 1,181.34
  4. Step 4: Simplify right side
    2,125.44x = 3,465,201.00
  5. Step 5: Solve for x
    x = 3,465,201.00/2,125.44
  6. Step 6: Final answer
    x = 1,630.35

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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.