Home / 10,244.41-14,137.78-5,768.65

Finding the Fourth Proportional to 10,244.41, 14,137.78 and 5,768.65

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Solution

The fourth proportional to 10,244.41, 14,137.78 and 5,768.65 is: 7,961.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.41 : 14,137.78 = 5,768.65 : x
  2. Step 2: Convert to fraction form
    10,244.41/14,137.78 = 5,768.65/x
  3. Step 3: Cross multiply
    10,244.41x = 14,137.78 × 5,768.65
  4. Step 4: Simplify right side
    10,244.41x = 81,555,904.60
  5. Step 5: Solve for x
    x = 81,555,904.60/10,244.41
  6. Step 6: Final answer
    x = 7,961.02

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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.