Home / 9,128.81-13,693.22-3,584.77

Finding the Fourth Proportional to 9,128.81, 13,693.22 and 3,584.77

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Solution

The fourth proportional to 9,128.81, 13,693.22 and 3,584.77 is: 5,377.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128.81 : 13,693.22 = 3,584.77 : x
  2. Step 2: Convert to fraction form
    9,128.81/13,693.22 = 3,584.77/x
  3. Step 3: Cross multiply
    9,128.81x = 13,693.22 × 3,584.77
  4. Step 4: Simplify right side
    9,128.81x = 49,087,044.26
  5. Step 5: Solve for x
    x = 49,087,044.26/9,128.81
  6. Step 6: Final answer
    x = 5,377.16

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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.