Home / 9,125.59-13,689.73-2,884.19

Finding the Fourth Proportional to 9,125.59, 13,689.73 and 2,884.19

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Solution

The fourth proportional to 9,125.59, 13,689.73 and 2,884.19 is: 4,326.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.59 : 13,689.73 = 2,884.19 : x
  2. Step 2: Convert to fraction form
    9,125.59/13,689.73 = 2,884.19/x
  3. Step 3: Cross multiply
    9,125.59x = 13,689.73 × 2,884.19
  4. Step 4: Simplify right side
    9,125.59x = 39,483,744.89
  5. Step 5: Solve for x
    x = 39,483,744.89/9,125.59
  6. Step 6: Final answer
    x = 4,326.71

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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.