Home / 8,007.96-12,013.14-4,722.60

Finding the Fourth Proportional to 8,007.96, 12,013.14 and 4,722.60

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Solution

The fourth proportional to 8,007.96, 12,013.14 and 4,722.60 is: 7,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.96 : 12,013.14 = 4,722.60 : x
  2. Step 2: Convert to fraction form
    8,007.96/12,013.14 = 4,722.60/x
  3. Step 3: Cross multiply
    8,007.96x = 12,013.14 × 4,722.60
  4. Step 4: Simplify right side
    8,007.96x = 56,733,254.96
  5. Step 5: Solve for x
    x = 56,733,254.96/8,007.96
  6. Step 6: Final answer
    x = 7,084.61

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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.