Home / 5,664.12-8,497.80-1,768.56

Finding the Fourth Proportional to 5,664.12, 8,497.80 and 1,768.56

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Solution

The fourth proportional to 5,664.12, 8,497.80 and 1,768.56 is: 2,653.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.12 : 8,497.80 = 1,768.56 : x
  2. Step 2: Convert to fraction form
    5,664.12/8,497.80 = 1,768.56/x
  3. Step 3: Cross multiply
    5,664.12x = 8,497.80 × 1,768.56
  4. Step 4: Simplify right side
    5,664.12x = 15,028,869.17
  5. Step 5: Solve for x
    x = 15,028,869.17/5,664.12
  6. Step 6: Final answer
    x = 2,653.35

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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.