Home / 7,725.58-11,588.25-1,882.18

Finding the Fourth Proportional to 7,725.58, 11,588.25 and 1,882.18

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Solution

The fourth proportional to 7,725.58, 11,588.25 and 1,882.18 is: 2,823.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.58 : 11,588.25 = 1,882.18 : x
  2. Step 2: Convert to fraction form
    7,725.58/11,588.25 = 1,882.18/x
  3. Step 3: Cross multiply
    7,725.58x = 11,588.25 × 1,882.18
  4. Step 4: Simplify right side
    7,725.58x = 21,811,172.39
  5. Step 5: Solve for x
    x = 21,811,172.39/7,725.58
  6. Step 6: Final answer
    x = 2,823.24

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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.