Home / 5,154.54-7,113.25-2,916.36

Finding the Fourth Proportional to 5,154.54, 7,113.25 and 2,916.36

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Solution

The fourth proportional to 5,154.54, 7,113.25 and 2,916.36 is: 4,024.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.54 : 7,113.25 = 2,916.36 : x
  2. Step 2: Convert to fraction form
    5,154.54/7,113.25 = 2,916.36/x
  3. Step 3: Cross multiply
    5,154.54x = 7,113.25 × 2,916.36
  4. Step 4: Simplify right side
    5,154.54x = 20,744,797.77
  5. Step 5: Solve for x
    x = 20,744,797.77/5,154.54
  6. Step 6: Final answer
    x = 4,024.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.