Home / 5,866.89-8,089.67-3,739.58

Finding the Fourth Proportional to 5,866.89, 8,089.67 and 3,739.58

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Solution

The fourth proportional to 5,866.89, 8,089.67 and 3,739.58 is: 5,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.89 : 8,089.67 = 3,739.58 : x
  2. Step 2: Convert to fraction form
    5,866.89/8,089.67 = 3,739.58/x
  3. Step 3: Cross multiply
    5,866.89x = 8,089.67 × 3,739.58
  4. Step 4: Simplify right side
    5,866.89x = 30,251,908.99
  5. Step 5: Solve for x
    x = 30,251,908.99/5,866.89
  6. Step 6: Final answer
    x = 5,156.38

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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.