Home / 4,178.98-5,766.78-2,501.31

Finding the Fourth Proportional to 4,178.98, 5,766.78 and 2,501.31

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Solution

The fourth proportional to 4,178.98, 5,766.78 and 2,501.31 is: 3,451.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.98 : 5,766.78 = 2,501.31 : x
  2. Step 2: Convert to fraction form
    4,178.98/5,766.78 = 2,501.31/x
  3. Step 3: Cross multiply
    4,178.98x = 5,766.78 × 2,501.31
  4. Step 4: Simplify right side
    4,178.98x = 14,424,475.65
  5. Step 5: Solve for x
    x = 14,424,475.65/4,178.98
  6. Step 6: Final answer
    x = 3,451.68

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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.