Home / 4,187.49-5,778.81-2,298.96

Finding the Fourth Proportional to 4,187.49, 5,778.81 and 2,298.96

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Solution

The fourth proportional to 4,187.49, 5,778.81 and 2,298.96 is: 3,172.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.49 : 5,778.81 = 2,298.96 : x
  2. Step 2: Convert to fraction form
    4,187.49/5,778.81 = 2,298.96/x
  3. Step 3: Cross multiply
    4,187.49x = 5,778.81 × 2,298.96
  4. Step 4: Simplify right side
    4,187.49x = 13,285,253.04
  5. Step 5: Solve for x
    x = 13,285,253.04/4,187.49
  6. Step 6: Final answer
    x = 3,172.61

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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.