Home / 3,606.05-5,401.51-2,289.13

Finding the Fourth Proportional to 3,606.05, 5,401.51 and 2,289.13

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Solution

The fourth proportional to 3,606.05, 5,401.51 and 2,289.13 is: 3,428.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.05 : 5,401.51 = 2,289.13 : x
  2. Step 2: Convert to fraction form
    3,606.05/5,401.51 = 2,289.13/x
  3. Step 3: Cross multiply
    3,606.05x = 5,401.51 × 2,289.13
  4. Step 4: Simplify right side
    3,606.05x = 12,364,739.36
  5. Step 5: Solve for x
    x = 12,364,739.36/3,606.05
  6. Step 6: Final answer
    x = 3,428.89

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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.