Home / 4,811.87-7,218.53-2,038.55

Finding the Fourth Proportional to 4,811.87, 7,218.53 and 2,038.55

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Solution

The fourth proportional to 4,811.87, 7,218.53 and 2,038.55 is: 3,058.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.87 : 7,218.53 = 2,038.55 : x
  2. Step 2: Convert to fraction form
    4,811.87/7,218.53 = 2,038.55/x
  3. Step 3: Cross multiply
    4,811.87x = 7,218.53 × 2,038.55
  4. Step 4: Simplify right side
    4,811.87x = 14,715,324.14
  5. Step 5: Solve for x
    x = 14,715,324.14/4,811.87
  6. Step 6: Final answer
    x = 3,058.13

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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.