Home / 7,898.10-11,846.72-2,967.36

Finding the Fourth Proportional to 7,898.10, 11,846.72 and 2,967.36

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Solution

The fourth proportional to 7,898.10, 11,846.72 and 2,967.36 is: 4,450.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.10 : 11,846.72 = 2,967.36 : x
  2. Step 2: Convert to fraction form
    7,898.10/11,846.72 = 2,967.36/x
  3. Step 3: Cross multiply
    7,898.10x = 11,846.72 × 2,967.36
  4. Step 4: Simplify right side
    7,898.10x = 35,153,483.06
  5. Step 5: Solve for x
    x = 35,153,483.06/7,898.10
  6. Step 6: Final answer
    x = 4,450.88

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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.