Home / 4,811.20-7,218.20-2,036.52

Finding the Fourth Proportional to 4,811.20, 7,218.20 and 2,036.52

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Solution

The fourth proportional to 4,811.20, 7,218.20 and 2,036.52 is: 3,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.20 : 7,218.20 = 2,036.52 : x
  2. Step 2: Convert to fraction form
    4,811.20/7,218.20 = 2,036.52/x
  3. Step 3: Cross multiply
    4,811.20x = 7,218.20 × 2,036.52
  4. Step 4: Simplify right side
    4,811.20x = 14,700,008.66
  5. Step 5: Solve for x
    x = 14,700,008.66/4,811.20
  6. Step 6: Final answer
    x = 3,055.37

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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.