Home / 9,940.95-14,911.34-2,545.39

Finding the Fourth Proportional to 9,940.95, 14,911.34 and 2,545.39

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Solution

The fourth proportional to 9,940.95, 14,911.34 and 2,545.39 is: 3,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.95 : 14,911.34 = 2,545.39 : x
  2. Step 2: Convert to fraction form
    9,940.95/14,911.34 = 2,545.39/x
  3. Step 3: Cross multiply
    9,940.95x = 14,911.34 × 2,545.39
  4. Step 4: Simplify right side
    9,940.95x = 37,955,175.72
  5. Step 5: Solve for x
    x = 37,955,175.72/9,940.95
  6. Step 6: Final answer
    x = 3,818.07

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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.