Home / 9,107.95-13,657.35-4,425.02

Finding the Fourth Proportional to 9,107.95, 13,657.35 and 4,425.02

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Solution

The fourth proportional to 9,107.95, 13,657.35 and 4,425.02 is: 6,635.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.95 : 13,657.35 = 4,425.02 : x
  2. Step 2: Convert to fraction form
    9,107.95/13,657.35 = 4,425.02/x
  3. Step 3: Cross multiply
    9,107.95x = 13,657.35 × 4,425.02
  4. Step 4: Simplify right side
    9,107.95x = 60,434,046.90
  5. Step 5: Solve for x
    x = 60,434,046.90/9,107.95
  6. Step 6: Final answer
    x = 6,635.31

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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.