Home / 11,857.52-17,790.48-5,283.08

Finding the Fourth Proportional to 11,857.52, 17,790.48 and 5,283.08

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Solution

The fourth proportional to 11,857.52, 17,790.48 and 5,283.08 is: 7,926.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,857.52 : 17,790.48 = 5,283.08 : x
  2. Step 2: Convert to fraction form
    11,857.52/17,790.48 = 5,283.08/x
  3. Step 3: Cross multiply
    11,857.52x = 17,790.48 × 5,283.08
  4. Step 4: Simplify right side
    11,857.52x = 93,988,529.08
  5. Step 5: Solve for x
    x = 93,988,529.08/11,857.52
  6. Step 6: Final answer
    x = 7,926.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.