Home / 7,624.56-11,429.14-3,670.01

Finding the Fourth Proportional to 7,624.56, 11,429.14 and 3,670.01

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Solution

The fourth proportional to 7,624.56, 11,429.14 and 3,670.01 is: 5,501.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.56 : 11,429.14 = 3,670.01 : x
  2. Step 2: Convert to fraction form
    7,624.56/11,429.14 = 3,670.01/x
  3. Step 3: Cross multiply
    7,624.56x = 11,429.14 × 3,670.01
  4. Step 4: Simplify right side
    7,624.56x = 41,945,058.09
  5. Step 5: Solve for x
    x = 41,945,058.09/7,624.56
  6. Step 6: Final answer
    x = 5,501.31

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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.