Home / 10,930.51-16,393.75-2,925.38

Finding the Fourth Proportional to 10,930.51, 16,393.75 and 2,925.38

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Solution

The fourth proportional to 10,930.51, 16,393.75 and 2,925.38 is: 4,387.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930.51 : 16,393.75 = 2,925.38 : x
  2. Step 2: Convert to fraction form
    10,930.51/16,393.75 = 2,925.38/x
  3. Step 3: Cross multiply
    10,930.51x = 16,393.75 × 2,925.38
  4. Step 4: Simplify right side
    10,930.51x = 47,957,948.38
  5. Step 5: Solve for x
    x = 47,957,948.38/10,930.51
  6. Step 6: Final answer
    x = 4,387.53

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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.