Home / 7,458.26-11,192.49-3,075.68

Finding the Fourth Proportional to 7,458.26, 11,192.49 and 3,075.68

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Solution

The fourth proportional to 7,458.26, 11,192.49 and 3,075.68 is: 4,615.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.26 : 11,192.49 = 3,075.68 : x
  2. Step 2: Convert to fraction form
    7,458.26/11,192.49 = 3,075.68/x
  3. Step 3: Cross multiply
    7,458.26x = 11,192.49 × 3,075.68
  4. Step 4: Simplify right side
    7,458.26x = 34,424,461.68
  5. Step 5: Solve for x
    x = 34,424,461.68/7,458.26
  6. Step 6: Final answer
    x = 4,615.62

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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.