Home / 8,245.48-11,378.81-4,611.52

Finding the Fourth Proportional to 8,245.48, 11,378.81 and 4,611.52

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Solution

The fourth proportional to 8,245.48, 11,378.81 and 4,611.52 is: 6,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.48 : 11,378.81 = 4,611.52 : x
  2. Step 2: Convert to fraction form
    8,245.48/11,378.81 = 4,611.52/x
  3. Step 3: Cross multiply
    8,245.48x = 11,378.81 × 4,611.52
  4. Step 4: Simplify right side
    8,245.48x = 52,473,609.89
  5. Step 5: Solve for x
    x = 52,473,609.89/8,245.48
  6. Step 6: Final answer
    x = 6,363.92

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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.