Home / 2,646.10-3,651.52-1,527.09

Finding the Fourth Proportional to 2,646.10, 3,651.52 and 1,527.09

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Solution

The fourth proportional to 2,646.10, 3,651.52 and 1,527.09 is: 2,107.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646.10 : 3,651.52 = 1,527.09 : x
  2. Step 2: Convert to fraction form
    2,646.10/3,651.52 = 1,527.09/x
  3. Step 3: Cross multiply
    2,646.10x = 3,651.52 × 1,527.09
  4. Step 4: Simplify right side
    2,646.10x = 5,576,199.68
  5. Step 5: Solve for x
    x = 5,576,199.68/2,646.10
  6. Step 6: Final answer
    x = 2,107.33

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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.