Home / 3,357.48-5,037.77-1,384.57

Finding the Fourth Proportional to 3,357.48, 5,037.77 and 1,384.57

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Solution

The fourth proportional to 3,357.48, 5,037.77 and 1,384.57 is: 2,077.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.48 : 5,037.77 = 1,384.57 : x
  2. Step 2: Convert to fraction form
    3,357.48/5,037.77 = 1,384.57/x
  3. Step 3: Cross multiply
    3,357.48x = 5,037.77 × 1,384.57
  4. Step 4: Simplify right side
    3,357.48x = 6,975,154.97
  5. Step 5: Solve for x
    x = 6,975,154.97/3,357.48
  6. Step 6: Final answer
    x = 2,077.49

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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.