Home / 8,827.87-12,180.36-4,999.54

Finding the Fourth Proportional to 8,827.87, 12,180.36 and 4,999.54

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Solution

The fourth proportional to 8,827.87, 12,180.36 and 4,999.54 is: 6,898.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.87 : 12,180.36 = 4,999.54 : x
  2. Step 2: Convert to fraction form
    8,827.87/12,180.36 = 4,999.54/x
  3. Step 3: Cross multiply
    8,827.87x = 12,180.36 × 4,999.54
  4. Step 4: Simplify right side
    8,827.87x = 60,896,197.03
  5. Step 5: Solve for x
    x = 60,896,197.03/8,827.87
  6. Step 6: Final answer
    x = 6,898.18

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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.