Home / 5,908.12-8,153.14-3,390.29

Finding the Fourth Proportional to 5,908.12, 8,153.14 and 3,390.29

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Solution

The fourth proportional to 5,908.12, 8,153.14 and 3,390.29 is: 4,678.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.12 : 8,153.14 = 3,390.29 : x
  2. Step 2: Convert to fraction form
    5,908.12/8,153.14 = 3,390.29/x
  3. Step 3: Cross multiply
    5,908.12x = 8,153.14 × 3,390.29
  4. Step 4: Simplify right side
    5,908.12x = 27,641,509.01
  5. Step 5: Solve for x
    x = 27,641,509.01/5,908.12
  6. Step 6: Final answer
    x = 4,678.56

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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.