Home / 5,923.12-8,890.56-3,149.84

Finding the Fourth Proportional to 5,923.12, 8,890.56 and 3,149.84

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Solution

The fourth proportional to 5,923.12, 8,890.56 and 3,149.84 is: 4,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.12 : 8,890.56 = 3,149.84 : x
  2. Step 2: Convert to fraction form
    5,923.12/8,890.56 = 3,149.84/x
  3. Step 3: Cross multiply
    5,923.12x = 8,890.56 × 3,149.84
  4. Step 4: Simplify right side
    5,923.12x = 28,003,841.51
  5. Step 5: Solve for x
    x = 28,003,841.51/5,923.12
  6. Step 6: Final answer
    x = 4,727.89

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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.