Home / 11,858.40-16,364.43-6,552.90

Finding the Fourth Proportional to 11,858.40, 16,364.43 and 6,552.90

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Solution

The fourth proportional to 11,858.40, 16,364.43 and 6,552.90 is: 9,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858.40 : 16,364.43 = 6,552.90 : x
  2. Step 2: Convert to fraction form
    11,858.40/16,364.43 = 6,552.90/x
  3. Step 3: Cross multiply
    11,858.40x = 16,364.43 × 6,552.90
  4. Step 4: Simplify right side
    11,858.40x = 107,234,473.35
  5. Step 5: Solve for x
    x = 107,234,473.35/11,858.40
  6. Step 6: Final answer
    x = 9,042.91

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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.