Home / 9,934.21-13,715.22-6,579.90

Finding the Fourth Proportional to 9,934.21, 13,715.22 and 6,579.90

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Solution

The fourth proportional to 9,934.21, 13,715.22 and 6,579.90 is: 9,084.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,934.21 : 13,715.22 = 6,579.90 : x
  2. Step 2: Convert to fraction form
    9,934.21/13,715.22 = 6,579.90/x
  3. Step 3: Cross multiply
    9,934.21x = 13,715.22 × 6,579.90
  4. Step 4: Simplify right side
    9,934.21x = 90,244,776.08
  5. Step 5: Solve for x
    x = 90,244,776.08/9,934.21
  6. Step 6: Final answer
    x = 9,084.24

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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.