Home / 2,656.53-3,665.99-1,477.58

Finding the Fourth Proportional to 2,656.53, 3,665.99 and 1,477.58

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Solution

The fourth proportional to 2,656.53, 3,665.99 and 1,477.58 is: 2,039.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656.53 : 3,665.99 = 1,477.58 : x
  2. Step 2: Convert to fraction form
    2,656.53/3,665.99 = 1,477.58/x
  3. Step 3: Cross multiply
    2,656.53x = 3,665.99 × 1,477.58
  4. Step 4: Simplify right side
    2,656.53x = 5,416,786.12
  5. Step 5: Solve for x
    x = 5,416,786.12/2,656.53
  6. Step 6: Final answer
    x = 2,039.05

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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.