Home / 9,563.36-13,192.11-8,886.81

Finding the Fourth Proportional to 9,563.36, 13,192.11 and 8,886.81

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Solution

The fourth proportional to 9,563.36, 13,192.11 and 8,886.81 is: 12,258.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,563.36 : 13,192.11 = 8,886.81 : x
  2. Step 2: Convert to fraction form
    9,563.36/13,192.11 = 8,886.81/x
  3. Step 3: Cross multiply
    9,563.36x = 13,192.11 × 8,886.81
  4. Step 4: Simplify right side
    9,563.36x = 117,235,775.07
  5. Step 5: Solve for x
    x = 117,235,775.07/9,563.36
  6. Step 6: Final answer
    x = 12,258.85

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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.