Home / 3,260.50-4,498.86-1,933.72

Finding the Fourth Proportional to 3,260.50, 4,498.86 and 1,933.72

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Solution

The fourth proportional to 3,260.50, 4,498.86 and 1,933.72 is: 2,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.50 : 4,498.86 = 1,933.72 : x
  2. Step 2: Convert to fraction form
    3,260.50/4,498.86 = 1,933.72/x
  3. Step 3: Cross multiply
    3,260.50x = 4,498.86 × 1,933.72
  4. Step 4: Simplify right side
    3,260.50x = 8,699,535.56
  5. Step 5: Solve for x
    x = 8,699,535.56/3,260.50
  6. Step 6: Final answer
    x = 2,668.16

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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.