Home / 4,907.22-7,360.64-1,209.44

Finding the Fourth Proportional to 4,907.22, 7,360.64 and 1,209.44

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Solution

The fourth proportional to 4,907.22, 7,360.64 and 1,209.44 is: 1,814.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.22 : 7,360.64 = 1,209.44 : x
  2. Step 2: Convert to fraction form
    4,907.22/7,360.64 = 1,209.44/x
  3. Step 3: Cross multiply
    4,907.22x = 7,360.64 × 1,209.44
  4. Step 4: Simplify right side
    4,907.22x = 8,902,252.44
  5. Step 5: Solve for x
    x = 8,902,252.44/4,907.22
  6. Step 6: Final answer
    x = 1,814.11

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1.5x scale

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.