Home / 7,284.06-10,922.04-3,384.72

Finding the Fourth Proportional to 7,284.06, 10,922.04 and 3,384.72

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Solution

The fourth proportional to 7,284.06, 10,922.04 and 3,384.72 is: 5,075.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.06 : 10,922.04 = 3,384.72 : x
  2. Step 2: Convert to fraction form
    7,284.06/10,922.04 = 3,384.72/x
  3. Step 3: Cross multiply
    7,284.06x = 10,922.04 × 3,384.72
  4. Step 4: Simplify right side
    7,284.06x = 36,968,047.23
  5. Step 5: Solve for x
    x = 36,968,047.23/7,284.06
  6. Step 6: Final answer
    x = 5,075.20

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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.