Home / 1,657.56-2,485.81-1,548.36

Finding the Fourth Proportional to 1,657.56, 2,485.81 and 1,548.36

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Solution

The fourth proportional to 1,657.56, 2,485.81 and 1,548.36 is: 2,322.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657.56 : 2,485.81 = 1,548.36 : x
  2. Step 2: Convert to fraction form
    1,657.56/2,485.81 = 1,548.36/x
  3. Step 3: Cross multiply
    1,657.56x = 2,485.81 × 1,548.36
  4. Step 4: Simplify right side
    1,657.56x = 3,848,921.03
  5. Step 5: Solve for x
    x = 3,848,921.03/1,657.56
  6. Step 6: Final answer
    x = 2,322.04

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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.