Home / 11,075.70-16,611.93-3,680.01

Finding the Fourth Proportional to 11,075.70, 16,611.93 and 3,680.01

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Solution

The fourth proportional to 11,075.70, 16,611.93 and 3,680.01 is: 5,519.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.70 : 16,611.93 = 3,680.01 : x
  2. Step 2: Convert to fraction form
    11,075.70/16,611.93 = 3,680.01/x
  3. Step 3: Cross multiply
    11,075.70x = 16,611.93 × 3,680.01
  4. Step 4: Simplify right side
    11,075.70x = 61,132,068.52
  5. Step 5: Solve for x
    x = 61,132,068.52/11,075.70
  6. Step 6: Final answer
    x = 5,519.48

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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.