Home / 11,005.58-15,185.25-6,527.06

Finding the Fourth Proportional to 11,005.58, 15,185.25 and 6,527.06

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Solution

The fourth proportional to 11,005.58, 15,185.25 and 6,527.06 is: 9,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.58 : 15,185.25 = 6,527.06 : x
  2. Step 2: Convert to fraction form
    11,005.58/15,185.25 = 6,527.06/x
  3. Step 3: Cross multiply
    11,005.58x = 15,185.25 × 6,527.06
  4. Step 4: Simplify right side
    11,005.58x = 99,115,037.87
  5. Step 5: Solve for x
    x = 99,115,037.87/11,005.58
  6. Step 6: Final answer
    x = 9,005.89

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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.