Home / 5,316.29-7,974.74-2,029.65

Finding the Fourth Proportional to 5,316.29, 7,974.74 and 2,029.65

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Solution

The fourth proportional to 5,316.29, 7,974.74 and 2,029.65 is: 3,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.29 : 7,974.74 = 2,029.65 : x
  2. Step 2: Convert to fraction form
    5,316.29/7,974.74 = 2,029.65/x
  3. Step 3: Cross multiply
    5,316.29x = 7,974.74 × 2,029.65
  4. Step 4: Simplify right side
    5,316.29x = 16,185,931.04
  5. Step 5: Solve for x
    x = 16,185,931.04/5,316.29
  6. Step 6: Final answer
    x = 3,044.59

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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.