Home / 7,725.12-11,588.29-3,044.81

Finding the Fourth Proportional to 7,725.12, 11,588.29 and 3,044.81

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Solution

The fourth proportional to 7,725.12, 11,588.29 and 3,044.81 is: 4,567.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.12 : 11,588.29 = 3,044.81 : x
  2. Step 2: Convert to fraction form
    7,725.12/11,588.29 = 3,044.81/x
  3. Step 3: Cross multiply
    7,725.12x = 11,588.29 × 3,044.81
  4. Step 4: Simplify right side
    7,725.12x = 35,284,141.27
  5. Step 5: Solve for x
    x = 35,284,141.27/7,725.12
  6. Step 6: Final answer
    x = 4,567.46

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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.