Home / 5,775.94-8,664.98-1,828.19

Finding the Fourth Proportional to 5,775.94, 8,664.98 and 1,828.19

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Solution

The fourth proportional to 5,775.94, 8,664.98 and 1,828.19 is: 2,742.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.94 : 8,664.98 = 1,828.19 : x
  2. Step 2: Convert to fraction form
    5,775.94/8,664.98 = 1,828.19/x
  3. Step 3: Cross multiply
    5,775.94x = 8,664.98 × 1,828.19
  4. Step 4: Simplify right side
    5,775.94x = 15,841,242.31
  5. Step 5: Solve for x
    x = 15,841,242.31/5,775.94
  6. Step 6: Final answer
    x = 2,742.63

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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.