Home / 5,874.29-8,110.02-3,886.55

Finding the Fourth Proportional to 5,874.29, 8,110.02 and 3,886.55

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Solution

The fourth proportional to 5,874.29, 8,110.02 and 3,886.55 is: 5,365.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.29 : 8,110.02 = 3,886.55 : x
  2. Step 2: Convert to fraction form
    5,874.29/8,110.02 = 3,886.55/x
  3. Step 3: Cross multiply
    5,874.29x = 8,110.02 × 3,886.55
  4. Step 4: Simplify right side
    5,874.29x = 31,519,957.68
  5. Step 5: Solve for x
    x = 31,519,957.68/5,874.29
  6. Step 6: Final answer
    x = 5,365.75

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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.