Home / 5,314.92-7,335.66-3,640.94

Finding the Fourth Proportional to 5,314.92, 7,335.66 and 3,640.94

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Solution

The fourth proportional to 5,314.92, 7,335.66 and 3,640.94 is: 5,025.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.92 : 7,335.66 = 3,640.94 : x
  2. Step 2: Convert to fraction form
    5,314.92/7,335.66 = 3,640.94/x
  3. Step 3: Cross multiply
    5,314.92x = 7,335.66 × 3,640.94
  4. Step 4: Simplify right side
    5,314.92x = 26,708,697.92
  5. Step 5: Solve for x
    x = 26,708,697.92/5,314.92
  6. Step 6: Final answer
    x = 5,025.23

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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.