Home / 5,216.05-7,813.99-2,900.53

Finding the Fourth Proportional to 5,216.05, 7,813.99 and 2,900.53

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Solution

The fourth proportional to 5,216.05, 7,813.99 and 2,900.53 is: 4,345.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.05 : 7,813.99 = 2,900.53 : x
  2. Step 2: Convert to fraction form
    5,216.05/7,813.99 = 2,900.53/x
  3. Step 3: Cross multiply
    5,216.05x = 7,813.99 × 2,900.53
  4. Step 4: Simplify right side
    5,216.05x = 22,664,712.41
  5. Step 5: Solve for x
    x = 22,664,712.41/5,216.05
  6. Step 6: Final answer
    x = 4,345.19

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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.