Home / 3,332.87-4,999.23-1,111.86

Finding the Fourth Proportional to 3,332.87, 4,999.23 and 1,111.86

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Solution

The fourth proportional to 3,332.87, 4,999.23 and 1,111.86 is: 1,667.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.87 : 4,999.23 = 1,111.86 : x
  2. Step 2: Convert to fraction form
    3,332.87/4,999.23 = 1,111.86/x
  3. Step 3: Cross multiply
    3,332.87x = 4,999.23 × 1,111.86
  4. Step 4: Simplify right side
    3,332.87x = 5,558,443.87
  5. Step 5: Solve for x
    x = 5,558,443.87/3,332.87
  6. Step 6: Final answer
    x = 1,667.76

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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.