Home / 2,834.98-3,911.01-1,655.53

Finding the Fourth Proportional to 2,834.98, 3,911.01 and 1,655.53

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Solution

The fourth proportional to 2,834.98, 3,911.01 and 1,655.53 is: 2,283.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.98 : 3,911.01 = 1,655.53 : x
  2. Step 2: Convert to fraction form
    2,834.98/3,911.01 = 1,655.53/x
  3. Step 3: Cross multiply
    2,834.98x = 3,911.01 × 1,655.53
  4. Step 4: Simplify right side
    2,834.98x = 6,474,778.40
  5. Step 5: Solve for x
    x = 6,474,778.40/2,834.98
  6. Step 6: Final answer
    x = 2,283.89

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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.