Home / 3,150-4,346.91-1,733.69

Finding the Fourth Proportional to 3,150, 4,346.91 and 1,733.69

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Solution

The fourth proportional to 3,150, 4,346.91 and 1,733.69 is: 2,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150 : 4,346.91 = 1,733.69 : x
  2. Step 2: Convert to fraction form
    3,150/4,346.91 = 1,733.69/x
  3. Step 3: Cross multiply
    3,150x = 4,346.91 × 1,733.69
  4. Step 4: Simplify right side
    3,150x = 7,536,205.27
  5. Step 5: Solve for x
    x = 7,536,205.27/3,150
  6. Step 6: Final answer
    x = 2,392.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.