Home / 11,075.74-16,603.36-3,678.52

Finding the Fourth Proportional to 11,075.74, 16,603.36 and 3,678.52

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Solution

The fourth proportional to 11,075.74, 16,603.36 and 3,678.52 is: 5,514.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.74 : 16,603.36 = 3,678.52 : x
  2. Step 2: Convert to fraction form
    11,075.74/16,603.36 = 3,678.52/x
  3. Step 3: Cross multiply
    11,075.74x = 16,603.36 × 3,678.52
  4. Step 4: Simplify right side
    11,075.74x = 61,075,791.83
  5. Step 5: Solve for x
    x = 61,075,791.83/11,075.74
  6. Step 6: Final answer
    x = 5,514.38

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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.