Home / 3,059.04-4,220.78-1,732.44

Finding the Fourth Proportional to 3,059.04, 4,220.78 and 1,732.44

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Solution

The fourth proportional to 3,059.04, 4,220.78 and 1,732.44 is: 2,390.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.04 : 4,220.78 = 1,732.44 : x
  2. Step 2: Convert to fraction form
    3,059.04/4,220.78 = 1,732.44/x
  3. Step 3: Cross multiply
    3,059.04x = 4,220.78 × 1,732.44
  4. Step 4: Simplify right side
    3,059.04x = 7,312,248.10
  5. Step 5: Solve for x
    x = 7,312,248.10/3,059.04
  6. Step 6: Final answer
    x = 2,390.37

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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.