Home / 2,834.57-3,911.00-1,770.68

Finding the Fourth Proportional to 2,834.57, 3,911.00 and 1,770.68

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Solution

The fourth proportional to 2,834.57, 3,911.00 and 1,770.68 is: 2,443.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.57 : 3,911.00 = 1,770.68 : x
  2. Step 2: Convert to fraction form
    2,834.57/3,911.00 = 1,770.68/x
  3. Step 3: Cross multiply
    2,834.57x = 3,911.00 × 1,770.68
  4. Step 4: Simplify right side
    2,834.57x = 6,925,130.40
  5. Step 5: Solve for x
    x = 6,925,130.40/2,834.57
  6. Step 6: Final answer
    x = 2,443.10

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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.