Home / 9,916.54-14,876.70-3,342.86

Finding the Fourth Proportional to 9,916.54, 14,876.70 and 3,342.86

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Solution

The fourth proportional to 9,916.54, 14,876.70 and 3,342.86 is: 5,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,916.54 : 14,876.70 = 3,342.86 : x
  2. Step 2: Convert to fraction form
    9,916.54/14,876.70 = 3,342.86/x
  3. Step 3: Cross multiply
    9,916.54x = 14,876.70 × 3,342.86
  4. Step 4: Simplify right side
    9,916.54x = 49,730,725.36
  5. Step 5: Solve for x
    x = 49,730,725.36/9,916.54
  6. Step 6: Final answer
    x = 5,014.93

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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.