Home / 3,056.54-4,217.77-1,730.36

Finding the Fourth Proportional to 3,056.54, 4,217.77 and 1,730.36

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Solution

The fourth proportional to 3,056.54, 4,217.77 and 1,730.36 is: 2,387.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.54 : 4,217.77 = 1,730.36 : x
  2. Step 2: Convert to fraction form
    3,056.54/4,217.77 = 1,730.36/x
  3. Step 3: Cross multiply
    3,056.54x = 4,217.77 × 1,730.36
  4. Step 4: Simplify right side
    3,056.54x = 7,298,273.20
  5. Step 5: Solve for x
    x = 7,298,273.20/3,056.54
  6. Step 6: Final answer
    x = 2,387.76

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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.