Home / 3,346.65-5,020.47-1,154.79

Finding the Fourth Proportional to 3,346.65, 5,020.47 and 1,154.79

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Solution

The fourth proportional to 3,346.65, 5,020.47 and 1,154.79 is: 1,732.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.65 : 5,020.47 = 1,154.79 : x
  2. Step 2: Convert to fraction form
    3,346.65/5,020.47 = 1,154.79/x
  3. Step 3: Cross multiply
    3,346.65x = 5,020.47 × 1,154.79
  4. Step 4: Simplify right side
    3,346.65x = 5,797,588.55
  5. Step 5: Solve for x
    x = 5,797,588.55/3,346.65
  6. Step 6: Final answer
    x = 1,732.36

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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.