Home / 4,778.47-6,594.96-2,790.10

Finding the Fourth Proportional to 4,778.47, 6,594.96 and 2,790.10

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Solution

The fourth proportional to 4,778.47, 6,594.96 and 2,790.10 is: 3,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.47 : 6,594.96 = 2,790.10 : x
  2. Step 2: Convert to fraction form
    4,778.47/6,594.96 = 2,790.10/x
  3. Step 3: Cross multiply
    4,778.47x = 6,594.96 × 2,790.10
  4. Step 4: Simplify right side
    4,778.47x = 18,400,597.90
  5. Step 5: Solve for x
    x = 18,400,597.90/4,778.47
  6. Step 6: Final answer
    x = 3,850.73

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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.