Home / 6,919.36-10,334.90-6,260.22

Finding the Fourth Proportional to 6,919.36, 10,334.90 and 6,260.22

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Solution

The fourth proportional to 6,919.36, 10,334.90 and 6,260.22 is: 9,350.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.36 : 10,334.90 = 6,260.22 : x
  2. Step 2: Convert to fraction form
    6,919.36/10,334.90 = 6,260.22/x
  3. Step 3: Cross multiply
    6,919.36x = 10,334.90 × 6,260.22
  4. Step 4: Simplify right side
    6,919.36x = 64,698,747.68
  5. Step 5: Solve for x
    x = 64,698,747.68/6,919.36
  6. Step 6: Final answer
    x = 9,350.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.