Home / 3,056.85-4,218.04-1,797.17

Finding the Fourth Proportional to 3,056.85, 4,218.04 and 1,797.17

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Solution

The fourth proportional to 3,056.85, 4,218.04 and 1,797.17 is: 2,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.85 : 4,218.04 = 1,797.17 : x
  2. Step 2: Convert to fraction form
    3,056.85/4,218.04 = 1,797.17/x
  3. Step 3: Cross multiply
    3,056.85x = 4,218.04 × 1,797.17
  4. Step 4: Simplify right side
    3,056.85x = 7,580,528.89
  5. Step 5: Solve for x
    x = 7,580,528.89/3,056.85
  6. Step 6: Final answer
    x = 2,479.85

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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.