Home / 11,063.21-15,267.40-6,282.80

Finding the Fourth Proportional to 11,063.21, 15,267.40 and 6,282.80

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Solution

The fourth proportional to 11,063.21, 15,267.40 and 6,282.80 is: 8,670.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.21 : 15,267.40 = 6,282.80 : x
  2. Step 2: Convert to fraction form
    11,063.21/15,267.40 = 6,282.80/x
  3. Step 3: Cross multiply
    11,063.21x = 15,267.40 × 6,282.80
  4. Step 4: Simplify right side
    11,063.21x = 95,921,928.68
  5. Step 5: Solve for x
    x = 95,921,928.68/11,063.21
  6. Step 6: Final answer
    x = 8,670.35

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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.