Home / 3,553.30-5,329.76-1,088.12

Finding the Fourth Proportional to 3,553.30, 5,329.76 and 1,088.12

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Solution

The fourth proportional to 3,553.30, 5,329.76 and 1,088.12 is: 1,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.30 : 5,329.76 = 1,088.12 : x
  2. Step 2: Convert to fraction form
    3,553.30/5,329.76 = 1,088.12/x
  3. Step 3: Cross multiply
    3,553.30x = 5,329.76 × 1,088.12
  4. Step 4: Simplify right side
    3,553.30x = 5,799,434.50
  5. Step 5: Solve for x
    x = 5,799,434.50/3,553.30
  6. Step 6: Final answer
    x = 1,632.13

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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.