Home / 4,391.86-6,587.75-1,792.97

Finding the Fourth Proportional to 4,391.86, 6,587.75 and 1,792.97

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Solution

The fourth proportional to 4,391.86, 6,587.75 and 1,792.97 is: 2,689.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.86 : 6,587.75 = 1,792.97 : x
  2. Step 2: Convert to fraction form
    4,391.86/6,587.75 = 1,792.97/x
  3. Step 3: Cross multiply
    4,391.86x = 6,587.75 × 1,792.97
  4. Step 4: Simplify right side
    4,391.86x = 11,811,638.12
  5. Step 5: Solve for x
    x = 11,811,638.12/4,391.86
  6. Step 6: Final answer
    x = 2,689.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.