Home / 1,923.34-2,885.37-624.46

Finding the Fourth Proportional to 1,923.34, 2,885.37 and 624.46

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Solution

The fourth proportional to 1,923.34, 2,885.37 and 624.46 is: 936.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.34 : 2,885.37 = 624.46 : x
  2. Step 2: Convert to fraction form
    1,923.34/2,885.37 = 624.46/x
  3. Step 3: Cross multiply
    1,923.34x = 2,885.37 × 624.46
  4. Step 4: Simplify right side
    1,923.34x = 1,801,798.15
  5. Step 5: Solve for x
    x = 1,801,798.15/1,923.34
  6. Step 6: Final answer
    x = 936.81

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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.