Home / 4,100.09-6,145.32-1,904.19

Finding the Fourth Proportional to 4,100.09, 6,145.32 and 1,904.19

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Solution

The fourth proportional to 4,100.09, 6,145.32 and 1,904.19 is: 2,854.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.09 : 6,145.32 = 1,904.19 : x
  2. Step 2: Convert to fraction form
    4,100.09/6,145.32 = 1,904.19/x
  3. Step 3: Cross multiply
    4,100.09x = 6,145.32 × 1,904.19
  4. Step 4: Simplify right side
    4,100.09x = 11,701,856.89
  5. Step 5: Solve for x
    x = 11,701,856.89/4,100.09
  6. Step 6: Final answer
    x = 2,854.05

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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.