Home / 3,332.68-4,999.49-1,110.78

Finding the Fourth Proportional to 3,332.68, 4,999.49 and 1,110.78

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Solution

The fourth proportional to 3,332.68, 4,999.49 and 1,110.78 is: 1,666.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.68 : 4,999.49 = 1,110.78 : x
  2. Step 2: Convert to fraction form
    3,332.68/4,999.49 = 1,110.78/x
  3. Step 3: Cross multiply
    3,332.68x = 4,999.49 × 1,110.78
  4. Step 4: Simplify right side
    3,332.68x = 5,553,332.11
  5. Step 5: Solve for x
    x = 5,553,332.11/3,332.68
  6. Step 6: Final answer
    x = 1,666.33

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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.