Home / 5,343.57-8,015.40-1,448.01

Finding the Fourth Proportional to 5,343.57, 8,015.40 and 1,448.01

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Solution

The fourth proportional to 5,343.57, 8,015.40 and 1,448.01 is: 2,172.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.57 : 8,015.40 = 1,448.01 : x
  2. Step 2: Convert to fraction form
    5,343.57/8,015.40 = 1,448.01/x
  3. Step 3: Cross multiply
    5,343.57x = 8,015.40 × 1,448.01
  4. Step 4: Simplify right side
    5,343.57x = 11,606,379.35
  5. Step 5: Solve for x
    x = 11,606,379.35/5,343.57
  6. Step 6: Final answer
    x = 2,172.03

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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.