Home / 5,908.46-8,153.58-3,390.51

Finding the Fourth Proportional to 5,908.46, 8,153.58 and 3,390.51

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Solution

The fourth proportional to 5,908.46, 8,153.58 and 3,390.51 is: 4,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.46 : 8,153.58 = 3,390.51 : x
  2. Step 2: Convert to fraction form
    5,908.46/8,153.58 = 3,390.51/x
  3. Step 3: Cross multiply
    5,908.46x = 8,153.58 × 3,390.51
  4. Step 4: Simplify right side
    5,908.46x = 27,644,794.53
  5. Step 5: Solve for x
    x = 27,644,794.53/5,908.46
  6. Step 6: Final answer
    x = 4,678.85

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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.