Home / 9,767.18-14,636.75-5,553.79

Finding the Fourth Proportional to 9,767.18, 14,636.75 and 5,553.79

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Solution

The fourth proportional to 9,767.18, 14,636.75 and 5,553.79 is: 8,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,767.18 : 14,636.75 = 5,553.79 : x
  2. Step 2: Convert to fraction form
    9,767.18/14,636.75 = 5,553.79/x
  3. Step 3: Cross multiply
    9,767.18x = 14,636.75 × 5,553.79
  4. Step 4: Simplify right side
    9,767.18x = 81,289,371.42
  5. Step 5: Solve for x
    x = 81,289,371.42/9,767.18
  6. Step 6: Final answer
    x = 8,322.70

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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.