Home / 5,020.26-7,530.41-1,557.51

Finding the Fourth Proportional to 5,020.26, 7,530.41 and 1,557.51

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Solution

The fourth proportional to 5,020.26, 7,530.41 and 1,557.51 is: 2,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.26 : 7,530.41 = 1,557.51 : x
  2. Step 2: Convert to fraction form
    5,020.26/7,530.41 = 1,557.51/x
  3. Step 3: Cross multiply
    5,020.26x = 7,530.41 × 1,557.51
  4. Step 4: Simplify right side
    5,020.26x = 11,728,681.09
  5. Step 5: Solve for x
    x = 11,728,681.09/5,020.26
  6. Step 6: Final answer
    x = 2,336.27

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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.