Home / 3,904.03-5,858.34-1,440.58

Finding the Fourth Proportional to 3,904.03, 5,858.34 and 1,440.58

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Solution

The fourth proportional to 3,904.03, 5,858.34 and 1,440.58 is: 2,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.03 : 5,858.34 = 1,440.58 : x
  2. Step 2: Convert to fraction form
    3,904.03/5,858.34 = 1,440.58/x
  3. Step 3: Cross multiply
    3,904.03x = 5,858.34 × 1,440.58
  4. Step 4: Simplify right side
    3,904.03x = 8,439,407.44
  5. Step 5: Solve for x
    x = 8,439,407.44/3,904.03
  6. Step 6: Final answer
    x = 2,161.72

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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.