Home / 11,672.93-16,108.54-6,367.70

Finding the Fourth Proportional to 11,672.93, 16,108.54 and 6,367.70

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Solution

The fourth proportional to 11,672.93, 16,108.54 and 6,367.70 is: 8,787.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.93 : 16,108.54 = 6,367.70 : x
  2. Step 2: Convert to fraction form
    11,672.93/16,108.54 = 6,367.70/x
  3. Step 3: Cross multiply
    11,672.93x = 16,108.54 × 6,367.70
  4. Step 4: Simplify right side
    11,672.93x = 102,574,374.51
  5. Step 5: Solve for x
    x = 102,574,374.51/11,672.93
  6. Step 6: Final answer
    x = 8,787.37

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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.