Home / 9,731.35-13,429.53-5,954.45

Finding the Fourth Proportional to 9,731.35, 13,429.53 and 5,954.45

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Solution

The fourth proportional to 9,731.35, 13,429.53 and 5,954.45 is: 8,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731.35 : 13,429.53 = 5,954.45 : x
  2. Step 2: Convert to fraction form
    9,731.35/13,429.53 = 5,954.45/x
  3. Step 3: Cross multiply
    9,731.35x = 13,429.53 × 5,954.45
  4. Step 4: Simplify right side
    9,731.35x = 79,965,479.54
  5. Step 5: Solve for x
    x = 79,965,479.54/9,731.35
  6. Step 6: Final answer
    x = 8,217.30

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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.