Home / 7,786.98-10,746.09-4,250.22

Finding the Fourth Proportional to 7,786.98, 10,746.09 and 4,250.22

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Solution

The fourth proportional to 7,786.98, 10,746.09 and 4,250.22 is: 5,865.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786.98 : 10,746.09 = 4,250.22 : x
  2. Step 2: Convert to fraction form
    7,786.98/10,746.09 = 4,250.22/x
  3. Step 3: Cross multiply
    7,786.98x = 10,746.09 × 4,250.22
  4. Step 4: Simplify right side
    7,786.98x = 45,673,246.64
  5. Step 5: Solve for x
    x = 45,673,246.64/7,786.98
  6. Step 6: Final answer
    x = 5,865.34

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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.