Home / 3,358.96-5,038.80-2,916.72

Finding the Fourth Proportional to 3,358.96, 5,038.80 and 2,916.72

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Solution

The fourth proportional to 3,358.96, 5,038.80 and 2,916.72 is: 4,375.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.96 : 5,038.80 = 2,916.72 : x
  2. Step 2: Convert to fraction form
    3,358.96/5,038.80 = 2,916.72/x
  3. Step 3: Cross multiply
    3,358.96x = 5,038.80 × 2,916.72
  4. Step 4: Simplify right side
    3,358.96x = 14,696,768.74
  5. Step 5: Solve for x
    x = 14,696,768.74/3,358.96
  6. Step 6: Final answer
    x = 4,375.39

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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.