Home / 5,204.24-7,801.42-1,739

Finding the Fourth Proportional to 5,204.24, 7,801.42 and 1,739

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Solution

The fourth proportional to 5,204.24, 7,801.42 and 1,739 is: 2,606.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.24 : 7,801.42 = 1,739 : x
  2. Step 2: Convert to fraction form
    5,204.24/7,801.42 = 1,739/x
  3. Step 3: Cross multiply
    5,204.24x = 7,801.42 × 1,739
  4. Step 4: Simplify right side
    5,204.24x = 13,566,669.38
  5. Step 5: Solve for x
    x = 13,566,669.38/5,204.24
  6. Step 6: Final answer
    x = 2,606.85

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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.