Home / 9,356.07-12,907.44-5,820.42

Finding the Fourth Proportional to 9,356.07, 12,907.44 and 5,820.42

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Solution

The fourth proportional to 9,356.07, 12,907.44 and 5,820.42 is: 8,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356.07 : 12,907.44 = 5,820.42 : x
  2. Step 2: Convert to fraction form
    9,356.07/12,907.44 = 5,820.42/x
  3. Step 3: Cross multiply
    9,356.07x = 12,907.44 × 5,820.42
  4. Step 4: Simplify right side
    9,356.07x = 75,126,721.92
  5. Step 5: Solve for x
    x = 75,126,721.92/9,356.07
  6. Step 6: Final answer
    x = 8,029.73

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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.