Home / 4,911.75-6,778.22-2,703.75

Finding the Fourth Proportional to 4,911.75, 6,778.22 and 2,703.75

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Solution

The fourth proportional to 4,911.75, 6,778.22 and 2,703.75 is: 3,731.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.75 : 6,778.22 = 2,703.75 : x
  2. Step 2: Convert to fraction form
    4,911.75/6,778.22 = 2,703.75/x
  3. Step 3: Cross multiply
    4,911.75x = 6,778.22 × 2,703.75
  4. Step 4: Simplify right side
    4,911.75x = 18,326,598.81
  5. Step 5: Solve for x
    x = 18,326,598.81/4,911.75
  6. Step 6: Final answer
    x = 3,731.18

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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.