Home / 2,368.62-3,265.64-1,621.29

Finding the Fourth Proportional to 2,368.62, 3,265.64 and 1,621.29

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Solution

The fourth proportional to 2,368.62, 3,265.64 and 1,621.29 is: 2,235.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.62 : 3,265.64 = 1,621.29 : x
  2. Step 2: Convert to fraction form
    2,368.62/3,265.64 = 1,621.29/x
  3. Step 3: Cross multiply
    2,368.62x = 3,265.64 × 1,621.29
  4. Step 4: Simplify right side
    2,368.62x = 5,294,537.20
  5. Step 5: Solve for x
    x = 5,294,537.20/2,368.62
  6. Step 6: Final answer
    x = 2,235.29

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1.5x scale

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.