Home / 4,178.75-6,259.61-2,713.46

Finding the Fourth Proportional to 4,178.75, 6,259.61 and 2,713.46

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Solution

The fourth proportional to 4,178.75, 6,259.61 and 2,713.46 is: 4,064.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.75 : 6,259.61 = 2,713.46 : x
  2. Step 2: Convert to fraction form
    4,178.75/6,259.61 = 2,713.46/x
  3. Step 3: Cross multiply
    4,178.75x = 6,259.61 × 2,713.46
  4. Step 4: Simplify right side
    4,178.75x = 16,985,176.84
  5. Step 5: Solve for x
    x = 16,985,176.84/4,178.75
  6. Step 6: Final answer
    x = 4,064.66

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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.