Home / 4,222.47-5,827.37-2,454.42

Finding the Fourth Proportional to 4,222.47, 5,827.37 and 2,454.42

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Solution

The fourth proportional to 4,222.47, 5,827.37 and 2,454.42 is: 3,387.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.47 : 5,827.37 = 2,454.42 : x
  2. Step 2: Convert to fraction form
    4,222.47/5,827.37 = 2,454.42/x
  3. Step 3: Cross multiply
    4,222.47x = 5,827.37 × 2,454.42
  4. Step 4: Simplify right side
    4,222.47x = 14,302,823.06
  5. Step 5: Solve for x
    x = 14,302,823.06/4,222.47
  6. Step 6: Final answer
    x = 3,387.31

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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.