Home / 3,669.87-5,068.62-2,416.53

Finding the Fourth Proportional to 3,669.87, 5,068.62 and 2,416.53

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Solution

The fourth proportional to 3,669.87, 5,068.62 and 2,416.53 is: 3,337.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.87 : 5,068.62 = 2,416.53 : x
  2. Step 2: Convert to fraction form
    3,669.87/5,068.62 = 2,416.53/x
  3. Step 3: Cross multiply
    3,669.87x = 5,068.62 × 2,416.53
  4. Step 4: Simplify right side
    3,669.87x = 12,248,455.33
  5. Step 5: Solve for x
    x = 12,248,455.33/3,669.87
  6. Step 6: Final answer
    x = 3,337.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.