Home / 4,916.34-7,372.98-1,628.82

Finding the Fourth Proportional to 4,916.34, 7,372.98 and 1,628.82

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Solution

The fourth proportional to 4,916.34, 7,372.98 and 1,628.82 is: 2,442.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.34 : 7,372.98 = 1,628.82 : x
  2. Step 2: Convert to fraction form
    4,916.34/7,372.98 = 1,628.82/x
  3. Step 3: Cross multiply
    4,916.34x = 7,372.98 × 1,628.82
  4. Step 4: Simplify right side
    4,916.34x = 12,009,257.28
  5. Step 5: Solve for x
    x = 12,009,257.28/4,916.34
  6. Step 6: Final answer
    x = 2,442.72

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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.