Home / 7,954.21-10,976.95-4,369.32

Finding the Fourth Proportional to 7,954.21, 10,976.95 and 4,369.32

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Solution

The fourth proportional to 7,954.21, 10,976.95 and 4,369.32 is: 6,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954.21 : 10,976.95 = 4,369.32 : x
  2. Step 2: Convert to fraction form
    7,954.21/10,976.95 = 4,369.32/x
  3. Step 3: Cross multiply
    7,954.21x = 10,976.95 × 4,369.32
  4. Step 4: Simplify right side
    7,954.21x = 47,961,730.44
  5. Step 5: Solve for x
    x = 47,961,730.44/7,954.21
  6. Step 6: Final answer
    x = 6,029.73

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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.