Home / 10,800.54-16,207.29-3,875.58

Finding the Fourth Proportional to 10,800.54, 16,207.29 and 3,875.58

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Solution

The fourth proportional to 10,800.54, 16,207.29 and 3,875.58 is: 5,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.54 : 16,207.29 = 3,875.58 : x
  2. Step 2: Convert to fraction form
    10,800.54/16,207.29 = 3,875.58/x
  3. Step 3: Cross multiply
    10,800.54x = 16,207.29 × 3,875.58
  4. Step 4: Simplify right side
    10,800.54x = 62,812,648.98
  5. Step 5: Solve for x
    x = 62,812,648.98/10,800.54
  6. Step 6: Final answer
    x = 5,815.70

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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.