Home / 11,252.72-15,529.22-7,006.30

Finding the Fourth Proportional to 11,252.72, 15,529.22 and 7,006.30

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Solution

The fourth proportional to 11,252.72, 15,529.22 and 7,006.30 is: 9,668.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.72 : 15,529.22 = 7,006.30 : x
  2. Step 2: Convert to fraction form
    11,252.72/15,529.22 = 7,006.30/x
  3. Step 3: Cross multiply
    11,252.72x = 15,529.22 × 7,006.30
  4. Step 4: Simplify right side
    11,252.72x = 108,802,326.51
  5. Step 5: Solve for x
    x = 108,802,326.51/11,252.72
  6. Step 6: Final answer
    x = 9,668.98

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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.