Home / 4,858.38-7,288.98-1,571.40

Finding the Fourth Proportional to 4,858.38, 7,288.98 and 1,571.40

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Solution

The fourth proportional to 4,858.38, 7,288.98 and 1,571.40 is: 2,357.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.38 : 7,288.98 = 1,571.40 : x
  2. Step 2: Convert to fraction form
    4,858.38/7,288.98 = 1,571.40/x
  3. Step 3: Cross multiply
    4,858.38x = 7,288.98 × 1,571.40
  4. Step 4: Simplify right side
    4,858.38x = 11,453,903.17
  5. Step 5: Solve for x
    x = 11,453,903.17/4,858.38
  6. Step 6: Final answer
    x = 2,357.56

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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.