Home / 5,315.29-7,973.24-2,028.65

Finding the Fourth Proportional to 5,315.29, 7,973.24 and 2,028.65

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Solution

The fourth proportional to 5,315.29, 7,973.24 and 2,028.65 is: 3,043.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315.29 : 7,973.24 = 2,028.65 : x
  2. Step 2: Convert to fraction form
    5,315.29/7,973.24 = 2,028.65/x
  3. Step 3: Cross multiply
    5,315.29x = 7,973.24 × 2,028.65
  4. Step 4: Simplify right side
    5,315.29x = 16,174,863.32
  5. Step 5: Solve for x
    x = 16,174,863.32/5,315.29
  6. Step 6: Final answer
    x = 3,043.08

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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.