Home / 4,163.52-6,245.28-1,085.52

Finding the Fourth Proportional to 4,163.52, 6,245.28 and 1,085.52

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Solution

The fourth proportional to 4,163.52, 6,245.28 and 1,085.52 is: 1,628.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.52 : 6,245.28 = 1,085.52 : x
  2. Step 2: Convert to fraction form
    4,163.52/6,245.28 = 1,085.52/x
  3. Step 3: Cross multiply
    4,163.52x = 6,245.28 × 1,085.52
  4. Step 4: Simplify right side
    4,163.52x = 6,779,376.35
  5. Step 5: Solve for x
    x = 6,779,376.35/4,163.52
  6. Step 6: Final answer
    x = 1,628.28

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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.