Home / 8,356.88-11,532.49-4,999.83

Finding the Fourth Proportional to 8,356.88, 11,532.49 and 4,999.83

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Solution

The fourth proportional to 8,356.88, 11,532.49 and 4,999.83 is: 6,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.88 : 11,532.49 = 4,999.83 : x
  2. Step 2: Convert to fraction form
    8,356.88/11,532.49 = 4,999.83/x
  3. Step 3: Cross multiply
    8,356.88x = 11,532.49 × 4,999.83
  4. Step 4: Simplify right side
    8,356.88x = 57,660,476.98
  5. Step 5: Solve for x
    x = 57,660,476.98/8,356.88
  6. Step 6: Final answer
    x = 6,899.77

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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.