Home / 11,006.08-15,186.96-6,529.12

Finding the Fourth Proportional to 11,006.08, 15,186.96 and 6,529.12

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Solution

The fourth proportional to 11,006.08, 15,186.96 and 6,529.12 is: 9,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.08 : 15,186.96 = 6,529.12 : x
  2. Step 2: Convert to fraction form
    11,006.08/15,186.96 = 6,529.12/x
  3. Step 3: Cross multiply
    11,006.08x = 15,186.96 × 6,529.12
  4. Step 4: Simplify right side
    11,006.08x = 99,157,484.28
  5. Step 5: Solve for x
    x = 99,157,484.28/11,006.08
  6. Step 6: Final answer
    x = 9,009.34

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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.