Home / 11,288.29-15,577.45-6,252.72

Finding the Fourth Proportional to 11,288.29, 15,577.45 and 6,252.72

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Solution

The fourth proportional to 11,288.29, 15,577.45 and 6,252.72 is: 8,628.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.29 : 15,577.45 = 6,252.72 : x
  2. Step 2: Convert to fraction form
    11,288.29/15,577.45 = 6,252.72/x
  3. Step 3: Cross multiply
    11,288.29x = 15,577.45 × 6,252.72
  4. Step 4: Simplify right side
    11,288.29x = 97,401,433.16
  5. Step 5: Solve for x
    x = 97,401,433.16/11,288.29
  6. Step 6: Final answer
    x = 8,628.54

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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.