Home / 8,056.32-12,084.48-2,212.98

Finding the Fourth Proportional to 8,056.32, 12,084.48 and 2,212.98

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Solution

The fourth proportional to 8,056.32, 12,084.48 and 2,212.98 is: 3,319.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.32 : 12,084.48 = 2,212.98 : x
  2. Step 2: Convert to fraction form
    8,056.32/12,084.48 = 2,212.98/x
  3. Step 3: Cross multiply
    8,056.32x = 12,084.48 × 2,212.98
  4. Step 4: Simplify right side
    8,056.32x = 26,742,712.55
  5. Step 5: Solve for x
    x = 26,742,712.55/8,056.32
  6. Step 6: Final answer
    x = 3,319.47

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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.