Home / 10,775.14-16,152.32-3,374.40

Finding the Fourth Proportional to 10,775.14, 16,152.32 and 3,374.40

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Solution

The fourth proportional to 10,775.14, 16,152.32 and 3,374.40 is: 5,058.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775.14 : 16,152.32 = 3,374.40 : x
  2. Step 2: Convert to fraction form
    10,775.14/16,152.32 = 3,374.40/x
  3. Step 3: Cross multiply
    10,775.14x = 16,152.32 × 3,374.40
  4. Step 4: Simplify right side
    10,775.14x = 54,504,388.61
  5. Step 5: Solve for x
    x = 54,504,388.61/10,775.14
  6. Step 6: Final answer
    x = 5,058.35

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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.