Home / 9,428.25-14,144.66-2,854.06

Finding the Fourth Proportional to 9,428.25, 14,144.66 and 2,854.06

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Solution

The fourth proportional to 9,428.25, 14,144.66 and 2,854.06 is: 4,281.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.25 : 14,144.66 = 2,854.06 : x
  2. Step 2: Convert to fraction form
    9,428.25/14,144.66 = 2,854.06/x
  3. Step 3: Cross multiply
    9,428.25x = 14,144.66 × 2,854.06
  4. Step 4: Simplify right side
    9,428.25x = 40,369,708.32
  5. Step 5: Solve for x
    x = 40,369,708.32/9,428.25
  6. Step 6: Final answer
    x = 4,281.78

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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.