Home / 9,260.28-13,890.51-3,638.52

Finding the Fourth Proportional to 9,260.28, 13,890.51 and 3,638.52

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Solution

The fourth proportional to 9,260.28, 13,890.51 and 3,638.52 is: 5,457.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.28 : 13,890.51 = 3,638.52 : x
  2. Step 2: Convert to fraction form
    9,260.28/13,890.51 = 3,638.52/x
  3. Step 3: Cross multiply
    9,260.28x = 13,890.51 × 3,638.52
  4. Step 4: Simplify right side
    9,260.28x = 50,540,898.45
  5. Step 5: Solve for x
    x = 50,540,898.45/9,260.28
  6. Step 6: Final answer
    x = 5,457.82

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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.