Home / 2,526.81-3,783.78-2,114.88

Finding the Fourth Proportional to 2,526.81, 3,783.78 and 2,114.88

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Solution

The fourth proportional to 2,526.81, 3,783.78 and 2,114.88 is: 3,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.81 : 3,783.78 = 2,114.88 : x
  2. Step 2: Convert to fraction form
    2,526.81/3,783.78 = 2,114.88/x
  3. Step 3: Cross multiply
    2,526.81x = 3,783.78 × 2,114.88
  4. Step 4: Simplify right side
    2,526.81x = 8,002,240.65
  5. Step 5: Solve for x
    x = 8,002,240.65/2,526.81
  6. Step 6: Final answer
    x = 3,166.93

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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.