Home / 2,834.60-4,246.34-1,857.74

Finding the Fourth Proportional to 2,834.60, 4,246.34 and 1,857.74

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Solution

The fourth proportional to 2,834.60, 4,246.34 and 1,857.74 is: 2,782.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.60 : 4,246.34 = 1,857.74 : x
  2. Step 2: Convert to fraction form
    2,834.60/4,246.34 = 1,857.74/x
  3. Step 3: Cross multiply
    2,834.60x = 4,246.34 × 1,857.74
  4. Step 4: Simplify right side
    2,834.60x = 7,888,565.15
  5. Step 5: Solve for x
    x = 7,888,565.15/2,834.60
  6. Step 6: Final answer
    x = 2,782.96

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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.