Home / 9,208.84-12,708.20-5,017.09

Finding the Fourth Proportional to 9,208.84, 12,708.20 and 5,017.09

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Solution

The fourth proportional to 9,208.84, 12,708.20 and 5,017.09 is: 6,923.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,208.84 : 12,708.20 = 5,017.09 : x
  2. Step 2: Convert to fraction form
    9,208.84/12,708.20 = 5,017.09/x
  3. Step 3: Cross multiply
    9,208.84x = 12,708.20 × 5,017.09
  4. Step 4: Simplify right side
    9,208.84x = 63,758,183.14
  5. Step 5: Solve for x
    x = 63,758,183.14/9,208.84
  6. Step 6: Final answer
    x = 6,923.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.