Home / 7,828.56-11,744.37-2,898.24

Finding the Fourth Proportional to 7,828.56, 11,744.37 and 2,898.24

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Solution

The fourth proportional to 7,828.56, 11,744.37 and 2,898.24 is: 4,347.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.56 : 11,744.37 = 2,898.24 : x
  2. Step 2: Convert to fraction form
    7,828.56/11,744.37 = 2,898.24/x
  3. Step 3: Cross multiply
    7,828.56x = 11,744.37 × 2,898.24
  4. Step 4: Simplify right side
    7,828.56x = 34,038,002.91
  5. Step 5: Solve for x
    x = 34,038,002.91/7,828.56
  6. Step 6: Final answer
    x = 4,347.93

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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.