Home / 9,176.60-13,762.20-3,628.10

Finding the Fourth Proportional to 9,176.60, 13,762.20 and 3,628.10

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Solution

The fourth proportional to 9,176.60, 13,762.20 and 3,628.10 is: 5,441.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.60 : 13,762.20 = 3,628.10 : x
  2. Step 2: Convert to fraction form
    9,176.60/13,762.20 = 3,628.10/x
  3. Step 3: Cross multiply
    9,176.60x = 13,762.20 × 3,628.10
  4. Step 4: Simplify right side
    9,176.60x = 49,930,637.82
  5. Step 5: Solve for x
    x = 49,930,637.82/9,176.60
  6. Step 6: Final answer
    x = 5,441.08

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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.