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Finding the Fourth Proportional to 2,898.31, 4,347.33 and 950.26

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Solution

The fourth proportional to 2,898.31, 4,347.33 and 950.26 is: 1,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.31 : 4,347.33 = 950.26 : x
  2. Step 2: Convert to fraction form
    2,898.31/4,347.33 = 950.26/x
  3. Step 3: Cross multiply
    2,898.31x = 4,347.33 × 950.26
  4. Step 4: Simplify right side
    2,898.31x = 4,131,093.81
  5. Step 5: Solve for x
    x = 4,131,093.81/2,898.31
  6. Step 6: Final answer
    x = 1,425.35

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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.