Home / 2,899.53-4,008.69-2,238.57

Finding the Fourth Proportional to 2,899.53, 4,008.69 and 2,238.57

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Solution

The fourth proportional to 2,899.53, 4,008.69 and 2,238.57 is: 3,094.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.53 : 4,008.69 = 2,238.57 : x
  2. Step 2: Convert to fraction form
    2,899.53/4,008.69 = 2,238.57/x
  3. Step 3: Cross multiply
    2,899.53x = 4,008.69 × 2,238.57
  4. Step 4: Simplify right side
    2,899.53x = 8,973,733.17
  5. Step 5: Solve for x
    x = 8,973,733.17/2,899.53
  6. Step 6: Final answer
    x = 3,094.89

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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.