Home / 9,933.21-13,713.84-6,578.90

Finding the Fourth Proportional to 9,933.21, 13,713.84 and 6,578.90

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Solution

The fourth proportional to 9,933.21, 13,713.84 and 6,578.90 is: 9,082.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.21 : 13,713.84 = 6,578.90 : x
  2. Step 2: Convert to fraction form
    9,933.21/13,713.84 = 6,578.90/x
  3. Step 3: Cross multiply
    9,933.21x = 13,713.84 × 6,578.90
  4. Step 4: Simplify right side
    9,933.21x = 90,221,913.41
  5. Step 5: Solve for x
    x = 90,221,913.41/9,933.21
  6. Step 6: Final answer
    x = 9,082.86

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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.