Home / 3,056.17-4,217.35-1,729.84

Finding the Fourth Proportional to 3,056.17, 4,217.35 and 1,729.84

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Solution

The fourth proportional to 3,056.17, 4,217.35 and 1,729.84 is: 2,387.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.17 : 4,217.35 = 1,729.84 : x
  2. Step 2: Convert to fraction form
    3,056.17/4,217.35 = 1,729.84/x
  3. Step 3: Cross multiply
    3,056.17x = 4,217.35 × 1,729.84
  4. Step 4: Simplify right side
    3,056.17x = 7,295,340.72
  5. Step 5: Solve for x
    x = 7,295,340.72/3,056.17
  6. Step 6: Final answer
    x = 2,387.09

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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.