Home / 3,154.65-4,730.00-1,593.78

Finding the Fourth Proportional to 3,154.65, 4,730.00 and 1,593.78

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Solution

The fourth proportional to 3,154.65, 4,730.00 and 1,593.78 is: 2,389.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.65 : 4,730.00 = 1,593.78 : x
  2. Step 2: Convert to fraction form
    3,154.65/4,730.00 = 1,593.78/x
  3. Step 3: Cross multiply
    3,154.65x = 4,730.00 × 1,593.78
  4. Step 4: Simplify right side
    3,154.65x = 7,538,553.69
  5. Step 5: Solve for x
    x = 7,538,553.69/3,154.65
  6. Step 6: Final answer
    x = 2,389.67

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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.