Home / 2,899.14-3,999.24-1,834.98

Finding the Fourth Proportional to 2,899.14, 3,999.24 and 1,834.98

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Solution

The fourth proportional to 2,899.14, 3,999.24 and 1,834.98 is: 2,531.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.14 : 3,999.24 = 1,834.98 : x
  2. Step 2: Convert to fraction form
    2,899.14/3,999.24 = 1,834.98/x
  3. Step 3: Cross multiply
    2,899.14x = 3,999.24 × 1,834.98
  4. Step 4: Simplify right side
    2,899.14x = 7,338,525.42
  5. Step 5: Solve for x
    x = 7,338,525.42/2,899.14
  6. Step 6: Final answer
    x = 2,531.28

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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.