Home / 4,911.69-6,778.32-2,673.46

Finding the Fourth Proportional to 4,911.69, 6,778.32 and 2,673.46

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Solution

The fourth proportional to 4,911.69, 6,778.32 and 2,673.46 is: 3,689.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.69 : 6,778.32 = 2,673.46 : x
  2. Step 2: Convert to fraction form
    4,911.69/6,778.32 = 2,673.46/x
  3. Step 3: Cross multiply
    4,911.69x = 6,778.32 × 2,673.46
  4. Step 4: Simplify right side
    4,911.69x = 18,121,565.83
  5. Step 5: Solve for x
    x = 18,121,565.83/4,911.69
  6. Step 6: Final answer
    x = 3,689.47

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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.