Home / 5,509.88-8,267.58-2,913.08

Finding the Fourth Proportional to 5,509.88, 8,267.58 and 2,913.08

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Solution

The fourth proportional to 5,509.88, 8,267.58 and 2,913.08 is: 4,371.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.88 : 8,267.58 = 2,913.08 : x
  2. Step 2: Convert to fraction form
    5,509.88/8,267.58 = 2,913.08/x
  3. Step 3: Cross multiply
    5,509.88x = 8,267.58 × 2,913.08
  4. Step 4: Simplify right side
    5,509.88x = 24,084,121.95
  5. Step 5: Solve for x
    x = 24,084,121.95/5,509.88
  6. Step 6: Final answer
    x = 4,371.08

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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.