Home / 3,339.64-5,007.77-1,117.69

Finding the Fourth Proportional to 3,339.64, 5,007.77 and 1,117.69

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Solution

The fourth proportional to 3,339.64, 5,007.77 and 1,117.69 is: 1,675.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.64 : 5,007.77 = 1,117.69 : x
  2. Step 2: Convert to fraction form
    3,339.64/5,007.77 = 1,117.69/x
  3. Step 3: Cross multiply
    3,339.64x = 5,007.77 × 1,117.69
  4. Step 4: Simplify right side
    3,339.64x = 5,597,134.45
  5. Step 5: Solve for x
    x = 5,597,134.45/3,339.64
  6. Step 6: Final answer
    x = 1,675.97

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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.