Home / 9,209.76-13,810.58-2,634.45

Finding the Fourth Proportional to 9,209.76, 13,810.58 and 2,634.45

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Solution

The fourth proportional to 9,209.76, 13,810.58 and 2,634.45 is: 3,950.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.76 : 13,810.58 = 2,634.45 : x
  2. Step 2: Convert to fraction form
    9,209.76/13,810.58 = 2,634.45/x
  3. Step 3: Cross multiply
    9,209.76x = 13,810.58 × 2,634.45
  4. Step 4: Simplify right side
    9,209.76x = 36,383,282.48
  5. Step 5: Solve for x
    x = 36,383,282.48/9,209.76
  6. Step 6: Final answer
    x = 3,950.51

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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.