Home / 10,975.17-16,464.45-3,577.90

Finding the Fourth Proportional to 10,975.17, 16,464.45 and 3,577.90

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Solution

The fourth proportional to 10,975.17, 16,464.45 and 3,577.90 is: 5,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.17 : 16,464.45 = 3,577.90 : x
  2. Step 2: Convert to fraction form
    10,975.17/16,464.45 = 3,577.90/x
  3. Step 3: Cross multiply
    10,975.17x = 16,464.45 × 3,577.90
  4. Step 4: Simplify right side
    10,975.17x = 58,908,155.66
  5. Step 5: Solve for x
    x = 58,908,155.66/10,975.17
  6. Step 6: Final answer
    x = 5,367.40

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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.