Home / 8,070.05-12,108.51-4,367.94

Finding the Fourth Proportional to 8,070.05, 12,108.51 and 4,367.94

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Solution

The fourth proportional to 8,070.05, 12,108.51 and 4,367.94 is: 6,553.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.05 : 12,108.51 = 4,367.94 : x
  2. Step 2: Convert to fraction form
    8,070.05/12,108.51 = 4,367.94/x
  3. Step 3: Cross multiply
    8,070.05x = 12,108.51 × 4,367.94
  4. Step 4: Simplify right side
    8,070.05x = 52,889,245.17
  5. Step 5: Solve for x
    x = 52,889,245.17/8,070.05
  6. Step 6: Final answer
    x = 6,553.77

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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.