Home / 9,930.29-14,890.58-5,546.57

Finding the Fourth Proportional to 9,930.29, 14,890.58 and 5,546.57

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Solution

The fourth proportional to 9,930.29, 14,890.58 and 5,546.57 is: 8,317.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930.29 : 14,890.58 = 5,546.57 : x
  2. Step 2: Convert to fraction form
    9,930.29/14,890.58 = 5,546.57/x
  3. Step 3: Cross multiply
    9,930.29x = 14,890.58 × 5,546.57
  4. Step 4: Simplify right side
    9,930.29x = 82,591,616.58
  5. Step 5: Solve for x
    x = 82,591,616.58/9,930.29
  6. Step 6: Final answer
    x = 8,317.14

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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.