Home / 3,623.28-5,404.47-3,291.08

Finding the Fourth Proportional to 3,623.28, 5,404.47 and 3,291.08

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Solution

The fourth proportional to 3,623.28, 5,404.47 and 3,291.08 is: 4,908.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.28 : 5,404.47 = 3,291.08 : x
  2. Step 2: Convert to fraction form
    3,623.28/5,404.47 = 3,291.08/x
  3. Step 3: Cross multiply
    3,623.28x = 5,404.47 × 3,291.08
  4. Step 4: Simplify right side
    3,623.28x = 17,786,526.67
  5. Step 5: Solve for x
    x = 17,786,526.67/3,623.28
  6. Step 6: Final answer
    x = 4,908.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.