Home / 6,856.85-10,255.55-4,038.97

Finding the Fourth Proportional to 6,856.85, 10,255.55 and 4,038.97

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Solution

The fourth proportional to 6,856.85, 10,255.55 and 4,038.97 is: 6,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.85 : 10,255.55 = 4,038.97 : x
  2. Step 2: Convert to fraction form
    6,856.85/10,255.55 = 4,038.97/x
  3. Step 3: Cross multiply
    6,856.85x = 10,255.55 × 4,038.97
  4. Step 4: Simplify right side
    6,856.85x = 41,421,858.78
  5. Step 5: Solve for x
    x = 41,421,858.78/6,856.85
  6. Step 6: Final answer
    x = 6,040.95

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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.