Home / 8,725.50-12,041.46-4,999.50

Finding the Fourth Proportional to 8,725.50, 12,041.46 and 4,999.50

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Solution

The fourth proportional to 8,725.50, 12,041.46 and 4,999.50 is: 6,899.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.50 : 12,041.46 = 4,999.50 : x
  2. Step 2: Convert to fraction form
    8,725.50/12,041.46 = 4,999.50/x
  3. Step 3: Cross multiply
    8,725.50x = 12,041.46 × 4,999.50
  4. Step 4: Simplify right side
    8,725.50x = 60,201,279.27
  5. Step 5: Solve for x
    x = 60,201,279.27/8,725.50
  6. Step 6: Final answer
    x = 6,899.46

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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.