Home / 9,128.31-13,692.47-3,584.27

Finding the Fourth Proportional to 9,128.31, 13,692.47 and 3,584.27

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Solution

The fourth proportional to 9,128.31, 13,692.47 and 3,584.27 is: 5,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128.31 : 13,692.47 = 3,584.27 : x
  2. Step 2: Convert to fraction form
    9,128.31/13,692.47 = 3,584.27/x
  3. Step 3: Cross multiply
    9,128.31x = 13,692.47 × 3,584.27
  4. Step 4: Simplify right side
    9,128.31x = 49,077,423.06
  5. Step 5: Solve for x
    x = 49,077,423.06/9,128.31
  6. Step 6: Final answer
    x = 5,376.40

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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.