Home / 3,790.89-5,229.95-2,354.58

Finding the Fourth Proportional to 3,790.89, 5,229.95 and 2,354.58

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Solution

The fourth proportional to 3,790.89, 5,229.95 and 2,354.58 is: 3,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.89 : 5,229.95 = 2,354.58 : x
  2. Step 2: Convert to fraction form
    3,790.89/5,229.95 = 2,354.58/x
  3. Step 3: Cross multiply
    3,790.89x = 5,229.95 × 2,354.58
  4. Step 4: Simplify right side
    3,790.89x = 12,314,323.90
  5. Step 5: Solve for x
    x = 12,314,323.90/3,790.89
  6. Step 6: Final answer
    x = 3,248.40

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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.