Home / 4,858.60-7,286.36-1,571.08

Finding the Fourth Proportional to 4,858.60, 7,286.36 and 1,571.08

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Solution

The fourth proportional to 4,858.60, 7,286.36 and 1,571.08 is: 2,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.60 : 7,286.36 = 1,571.08 : x
  2. Step 2: Convert to fraction form
    4,858.60/7,286.36 = 1,571.08/x
  3. Step 3: Cross multiply
    4,858.60x = 7,286.36 × 1,571.08
  4. Step 4: Simplify right side
    4,858.60x = 11,447,454.47
  5. Step 5: Solve for x
    x = 11,447,454.47/4,858.60
  6. Step 6: Final answer
    x = 2,356.12

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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.