Home / 4,239.18-5,847.93-2,839.50

Finding the Fourth Proportional to 4,239.18, 5,847.93 and 2,839.50

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Solution

The fourth proportional to 4,239.18, 5,847.93 and 2,839.50 is: 3,917.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.18 : 5,847.93 = 2,839.50 : x
  2. Step 2: Convert to fraction form
    4,239.18/5,847.93 = 2,839.50/x
  3. Step 3: Cross multiply
    4,239.18x = 5,847.93 × 2,839.50
  4. Step 4: Simplify right side
    4,239.18x = 16,605,197.24
  5. Step 5: Solve for x
    x = 16,605,197.24/4,239.18
  6. Step 6: Final answer
    x = 3,917.08

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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.