Home / 4,891.92-6,751.86-2,903.58

Finding the Fourth Proportional to 4,891.92, 6,751.86 and 2,903.58

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Solution

The fourth proportional to 4,891.92, 6,751.86 and 2,903.58 is: 4,007.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.92 : 6,751.86 = 2,903.58 : x
  2. Step 2: Convert to fraction form
    4,891.92/6,751.86 = 2,903.58/x
  3. Step 3: Cross multiply
    4,891.92x = 6,751.86 × 2,903.58
  4. Step 4: Simplify right side
    4,891.92x = 19,604,565.66
  5. Step 5: Solve for x
    x = 19,604,565.66/4,891.92
  6. Step 6: Final answer
    x = 4,007.54

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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.