Home / 4,063.69-5,612.57-3,117.48

Finding the Fourth Proportional to 4,063.69, 5,612.57 and 3,117.48

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Solution

The fourth proportional to 4,063.69, 5,612.57 and 3,117.48 is: 4,305.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,063.69 : 5,612.57 = 3,117.48 : x
  2. Step 2: Convert to fraction form
    4,063.69/5,612.57 = 3,117.48/x
  3. Step 3: Cross multiply
    4,063.69x = 5,612.57 × 3,117.48
  4. Step 4: Simplify right side
    4,063.69x = 17,497,074.72
  5. Step 5: Solve for x
    x = 17,497,074.72/4,063.69
  6. Step 6: Final answer
    x = 4,305.71

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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.