Home / 2,625.10-3,621.66-1,505.64

Finding the Fourth Proportional to 2,625.10, 3,621.66 and 1,505.64

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Solution

The fourth proportional to 2,625.10, 3,621.66 and 1,505.64 is: 2,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.10 : 3,621.66 = 1,505.64 : x
  2. Step 2: Convert to fraction form
    2,625.10/3,621.66 = 1,505.64/x
  3. Step 3: Cross multiply
    2,625.10x = 3,621.66 × 1,505.64
  4. Step 4: Simplify right side
    2,625.10x = 5,452,916.16
  5. Step 5: Solve for x
    x = 5,452,916.16/2,625.10
  6. Step 6: Final answer
    x = 2,077.22

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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.