Home / 1,719.33-2,580.37-624.01

Finding the Fourth Proportional to 1,719.33, 2,580.37 and 624.01

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Solution

The fourth proportional to 1,719.33, 2,580.37 and 624.01 is: 936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.33 : 2,580.37 = 624.01 : x
  2. Step 2: Convert to fraction form
    1,719.33/2,580.37 = 624.01/x
  3. Step 3: Cross multiply
    1,719.33x = 2,580.37 × 624.01
  4. Step 4: Simplify right side
    1,719.33x = 1,610,173.56
  5. Step 5: Solve for x
    x = 1,610,173.56/1,719.33
  6. Step 6: Final answer
    x = 936.51

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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.