Home / 2,651.34-3,659.08-1,472.64

Finding the Fourth Proportional to 2,651.34, 3,659.08 and 1,472.64

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Solution

The fourth proportional to 2,651.34, 3,659.08 and 1,472.64 is: 2,032.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651.34 : 3,659.08 = 1,472.64 : x
  2. Step 2: Convert to fraction form
    2,651.34/3,659.08 = 1,472.64/x
  3. Step 3: Cross multiply
    2,651.34x = 3,659.08 × 1,472.64
  4. Step 4: Simplify right side
    2,651.34x = 5,388,507.57
  5. Step 5: Solve for x
    x = 5,388,507.57/2,651.34
  6. Step 6: Final answer
    x = 2,032.37

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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.