Home / 4,282.88-5,902.08-3,038.72

Finding the Fourth Proportional to 4,282.88, 5,902.08 and 3,038.72

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Solution

The fourth proportional to 4,282.88, 5,902.08 and 3,038.72 is: 4,187.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.88 : 5,902.08 = 3,038.72 : x
  2. Step 2: Convert to fraction form
    4,282.88/5,902.08 = 3,038.72/x
  3. Step 3: Cross multiply
    4,282.88x = 5,902.08 × 3,038.72
  4. Step 4: Simplify right side
    4,282.88x = 17,934,768.54
  5. Step 5: Solve for x
    x = 17,934,768.54/4,282.88
  6. Step 6: Final answer
    x = 4,187.55

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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.