Home / 3,553.28-5,330.72-1,088.28

Finding the Fourth Proportional to 3,553.28, 5,330.72 and 1,088.28

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Solution

The fourth proportional to 3,553.28, 5,330.72 and 1,088.28 is: 1,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.28 : 5,330.72 = 1,088.28 : x
  2. Step 2: Convert to fraction form
    3,553.28/5,330.72 = 1,088.28/x
  3. Step 3: Cross multiply
    3,553.28x = 5,330.72 × 1,088.28
  4. Step 4: Simplify right side
    3,553.28x = 5,801,315.96
  5. Step 5: Solve for x
    x = 5,801,315.96/3,553.28
  6. Step 6: Final answer
    x = 1,632.67

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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.