Home / 5,370.73-7,411.58-3,132.43

Finding the Fourth Proportional to 5,370.73, 7,411.58 and 3,132.43

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Solution

The fourth proportional to 5,370.73, 7,411.58 and 3,132.43 is: 4,322.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.73 : 7,411.58 = 3,132.43 : x
  2. Step 2: Convert to fraction form
    5,370.73/7,411.58 = 3,132.43/x
  3. Step 3: Cross multiply
    5,370.73x = 7,411.58 × 3,132.43
  4. Step 4: Simplify right side
    5,370.73x = 23,216,239.88
  5. Step 5: Solve for x
    x = 23,216,239.88/5,370.73
  6. Step 6: Final answer
    x = 4,322.73

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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.