Home / 4,238.32-5,849.40-2,666.38

Finding the Fourth Proportional to 4,238.32, 5,849.40 and 2,666.38

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Solution

The fourth proportional to 4,238.32, 5,849.40 and 2,666.38 is: 3,679.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.32 : 5,849.40 = 2,666.38 : x
  2. Step 2: Convert to fraction form
    4,238.32/5,849.40 = 2,666.38/x
  3. Step 3: Cross multiply
    4,238.32x = 5,849.40 × 2,666.38
  4. Step 4: Simplify right side
    4,238.32x = 15,596,723.17
  5. Step 5: Solve for x
    x = 15,596,723.17/4,238.32
  6. Step 6: Final answer
    x = 3,679.93

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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.