Home / 8,084.63-12,126.96-4,800.49

Finding the Fourth Proportional to 8,084.63, 12,126.96 and 4,800.49

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Solution

The fourth proportional to 8,084.63, 12,126.96 and 4,800.49 is: 7,200.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.63 : 12,126.96 = 4,800.49 : x
  2. Step 2: Convert to fraction form
    8,084.63/12,126.96 = 4,800.49/x
  3. Step 3: Cross multiply
    8,084.63x = 12,126.96 × 4,800.49
  4. Step 4: Simplify right side
    8,084.63x = 58,215,319.89
  5. Step 5: Solve for x
    x = 58,215,319.89/8,084.63
  6. Step 6: Final answer
    x = 7,200.74

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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.