Home / 8,863.63-12,232.29-5,086.77

Finding the Fourth Proportional to 8,863.63, 12,232.29 and 5,086.77

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Solution

The fourth proportional to 8,863.63, 12,232.29 and 5,086.77 is: 7,020.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.63 : 12,232.29 = 5,086.77 : x
  2. Step 2: Convert to fraction form
    8,863.63/12,232.29 = 5,086.77/x
  3. Step 3: Cross multiply
    8,863.63x = 12,232.29 × 5,086.77
  4. Step 4: Simplify right side
    8,863.63x = 62,222,819.01
  5. Step 5: Solve for x
    x = 62,222,819.01/8,863.63
  6. Step 6: Final answer
    x = 7,020.01

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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.