Home / 7,381.44-10,182.78-4,396.32

Finding the Fourth Proportional to 7,381.44, 10,182.78 and 4,396.32

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Solution

The fourth proportional to 7,381.44, 10,182.78 and 4,396.32 is: 6,064.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.44 : 10,182.78 = 4,396.32 : x
  2. Step 2: Convert to fraction form
    7,381.44/10,182.78 = 4,396.32/x
  3. Step 3: Cross multiply
    7,381.44x = 10,182.78 × 4,396.32
  4. Step 4: Simplify right side
    7,381.44x = 44,766,759.37
  5. Step 5: Solve for x
    x = 44,766,759.37/7,381.44
  6. Step 6: Final answer
    x = 6,064.77

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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.