Home / 5,406.90-8,108.30-2,483.16

Finding the Fourth Proportional to 5,406.90, 8,108.30 and 2,483.16

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Solution

The fourth proportional to 5,406.90, 8,108.30 and 2,483.16 is: 3,723.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.90 : 8,108.30 = 2,483.16 : x
  2. Step 2: Convert to fraction form
    5,406.90/8,108.30 = 2,483.16/x
  3. Step 3: Cross multiply
    5,406.90x = 8,108.30 × 2,483.16
  4. Step 4: Simplify right side
    5,406.90x = 20,134,182.03
  5. Step 5: Solve for x
    x = 20,134,182.03/5,406.90
  6. Step 6: Final answer
    x = 3,723.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.