Home / 2,823.15-3,894.71-1,704.14

Finding the Fourth Proportional to 2,823.15, 3,894.71 and 1,704.14

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Solution

The fourth proportional to 2,823.15, 3,894.71 and 1,704.14 is: 2,350.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.15 : 3,894.71 = 1,704.14 : x
  2. Step 2: Convert to fraction form
    2,823.15/3,894.71 = 1,704.14/x
  3. Step 3: Cross multiply
    2,823.15x = 3,894.71 × 1,704.14
  4. Step 4: Simplify right side
    2,823.15x = 6,637,103.11
  5. Step 5: Solve for x
    x = 6,637,103.11/2,823.15
  6. Step 6: Final answer
    x = 2,350.96

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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.