Home / 4,238.10-5,849.55-2,645.64

Finding the Fourth Proportional to 4,238.10, 5,849.55 and 2,645.64

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Solution

The fourth proportional to 4,238.10, 5,849.55 and 2,645.64 is: 3,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.10 : 5,849.55 = 2,645.64 : x
  2. Step 2: Convert to fraction form
    4,238.10/5,849.55 = 2,645.64/x
  3. Step 3: Cross multiply
    4,238.10x = 5,849.55 × 2,645.64
  4. Step 4: Simplify right side
    4,238.10x = 15,475,803.46
  5. Step 5: Solve for x
    x = 15,475,803.46/4,238.10
  6. Step 6: Final answer
    x = 3,651.59

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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.