Home / 5,617.16-8,423.30-2,984.09

Finding the Fourth Proportional to 5,617.16, 8,423.30 and 2,984.09

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Solution

The fourth proportional to 5,617.16, 8,423.30 and 2,984.09 is: 4,474.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.16 : 8,423.30 = 2,984.09 : x
  2. Step 2: Convert to fraction form
    5,617.16/8,423.30 = 2,984.09/x
  3. Step 3: Cross multiply
    5,617.16x = 8,423.30 × 2,984.09
  4. Step 4: Simplify right side
    5,617.16x = 25,135,870.38
  5. Step 5: Solve for x
    x = 25,135,870.38/5,617.16
  6. Step 6: Final answer
    x = 4,474.84

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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.