Home / 5,113.65-7,669.57-1,414.96

Finding the Fourth Proportional to 5,113.65, 7,669.57 and 1,414.96

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Solution

The fourth proportional to 5,113.65, 7,669.57 and 1,414.96 is: 2,122.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.65 : 7,669.57 = 1,414.96 : x
  2. Step 2: Convert to fraction form
    5,113.65/7,669.57 = 1,414.96/x
  3. Step 3: Cross multiply
    5,113.65x = 7,669.57 × 1,414.96
  4. Step 4: Simplify right side
    5,113.65x = 10,852,134.77
  5. Step 5: Solve for x
    x = 10,852,134.77/5,113.65
  6. Step 6: Final answer
    x = 2,122.19

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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.