Home / 2,104.42-2,904.07-1,160.18

Finding the Fourth Proportional to 2,104.42, 2,904.07 and 1,160.18

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Solution

The fourth proportional to 2,104.42, 2,904.07 and 1,160.18 is: 1,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104.42 : 2,904.07 = 1,160.18 : x
  2. Step 2: Convert to fraction form
    2,104.42/2,904.07 = 1,160.18/x
  3. Step 3: Cross multiply
    2,104.42x = 2,904.07 × 1,160.18
  4. Step 4: Simplify right side
    2,104.42x = 3,369,258.09
  5. Step 5: Solve for x
    x = 3,369,258.09/2,104.42
  6. Step 6: Final answer
    x = 1,601.04

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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.