Home / 8,941.09-12,338.46-4,907.92

Finding the Fourth Proportional to 8,941.09, 12,338.46 and 4,907.92

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Solution

The fourth proportional to 8,941.09, 12,338.46 and 4,907.92 is: 6,772.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.09 : 12,338.46 = 4,907.92 : x
  2. Step 2: Convert to fraction form
    8,941.09/12,338.46 = 4,907.92/x
  3. Step 3: Cross multiply
    8,941.09x = 12,338.46 × 4,907.92
  4. Step 4: Simplify right side
    8,941.09x = 60,556,143.76
  5. Step 5: Solve for x
    x = 60,556,143.76/8,941.09
  6. Step 6: Final answer
    x = 6,772.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.