Home / 10,977.87-16,467.34-3,582.32

Finding the Fourth Proportional to 10,977.87, 16,467.34 and 3,582.32

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Solution

The fourth proportional to 10,977.87, 16,467.34 and 3,582.32 is: 5,373.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.87 : 16,467.34 = 3,582.32 : x
  2. Step 2: Convert to fraction form
    10,977.87/16,467.34 = 3,582.32/x
  3. Step 3: Cross multiply
    10,977.87x = 16,467.34 × 3,582.32
  4. Step 4: Simplify right side
    10,977.87x = 58,991,263.52
  5. Step 5: Solve for x
    x = 58,991,263.52/10,977.87
  6. Step 6: Final answer
    x = 5,373.65

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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.