Home / 4,212.88-5,813.95-2,349.88

Finding the Fourth Proportional to 4,212.88, 5,813.95 and 2,349.88

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Solution

The fourth proportional to 4,212.88, 5,813.95 and 2,349.88 is: 3,242.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.88 : 5,813.95 = 2,349.88 : x
  2. Step 2: Convert to fraction form
    4,212.88/5,813.95 = 2,349.88/x
  3. Step 3: Cross multiply
    4,212.88x = 5,813.95 × 2,349.88
  4. Step 4: Simplify right side
    4,212.88x = 13,662,049.88
  5. Step 5: Solve for x
    x = 13,662,049.88/4,212.88
  6. Step 6: Final answer
    x = 3,242.93

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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.