Home / 5,854.07-8,078.59-3,201.45

Finding the Fourth Proportional to 5,854.07, 8,078.59 and 3,201.45

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Solution

The fourth proportional to 5,854.07, 8,078.59 and 3,201.45 is: 4,417.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.07 : 8,078.59 = 3,201.45 : x
  2. Step 2: Convert to fraction form
    5,854.07/8,078.59 = 3,201.45/x
  3. Step 3: Cross multiply
    5,854.07x = 8,078.59 × 3,201.45
  4. Step 4: Simplify right side
    5,854.07x = 25,863,185.95
  5. Step 5: Solve for x
    x = 25,863,185.95/5,854.07
  6. Step 6: Final answer
    x = 4,417.99

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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.