Home / 4,811.52-7,216.32-2,214.08

Finding the Fourth Proportional to 4,811.52, 7,216.32 and 2,214.08

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Solution

The fourth proportional to 4,811.52, 7,216.32 and 2,214.08 is: 3,320.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.52 : 7,216.32 = 2,214.08 : x
  2. Step 2: Convert to fraction form
    4,811.52/7,216.32 = 2,214.08/x
  3. Step 3: Cross multiply
    4,811.52x = 7,216.32 × 2,214.08
  4. Step 4: Simplify right side
    4,811.52x = 15,977,509.79
  5. Step 5: Solve for x
    x = 15,977,509.79/4,811.52
  6. Step 6: Final answer
    x = 3,320.68

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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.