Home / 6,911.25-10,364.99-4,135.74

Finding the Fourth Proportional to 6,911.25, 10,364.99 and 4,135.74

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Solution

The fourth proportional to 6,911.25, 10,364.99 and 4,135.74 is: 6,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.25 : 10,364.99 = 4,135.74 : x
  2. Step 2: Convert to fraction form
    6,911.25/10,364.99 = 4,135.74/x
  3. Step 3: Cross multiply
    6,911.25x = 10,364.99 × 4,135.74
  4. Step 4: Simplify right side
    6,911.25x = 42,866,883.06
  5. Step 5: Solve for x
    x = 42,866,883.06/6,911.25
  6. Step 6: Final answer
    x = 6,202.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.