Home / 11,288.34-15,577.64-6,252.36

Finding the Fourth Proportional to 11,288.34, 15,577.64 and 6,252.36

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Solution

The fourth proportional to 11,288.34, 15,577.64 and 6,252.36 is: 8,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.34 : 15,577.64 = 6,252.36 : x
  2. Step 2: Convert to fraction form
    11,288.34/15,577.64 = 6,252.36/x
  3. Step 3: Cross multiply
    11,288.34x = 15,577.64 × 6,252.36
  4. Step 4: Simplify right side
    11,288.34x = 97,397,013.23
  5. Step 5: Solve for x
    x = 97,397,013.23/11,288.34
  6. Step 6: Final answer
    x = 8,628.11

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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.