Home / 4,108.99-5,668.59-2,515.70

Finding the Fourth Proportional to 4,108.99, 5,668.59 and 2,515.70

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Solution

The fourth proportional to 4,108.99, 5,668.59 and 2,515.70 is: 3,470.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.99 : 5,668.59 = 2,515.70 : x
  2. Step 2: Convert to fraction form
    4,108.99/5,668.59 = 2,515.70/x
  3. Step 3: Cross multiply
    4,108.99x = 5,668.59 × 2,515.70
  4. Step 4: Simplify right side
    4,108.99x = 14,260,471.86
  5. Step 5: Solve for x
    x = 14,260,471.86/4,108.99
  6. Step 6: Final answer
    x = 3,470.56

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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.