Home / 9,124.97-13,689.77-2,551.19

Finding the Fourth Proportional to 9,124.97, 13,689.77 and 2,551.19

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Solution

The fourth proportional to 9,124.97, 13,689.77 and 2,551.19 is: 3,827.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.97 : 13,689.77 = 2,551.19 : x
  2. Step 2: Convert to fraction form
    9,124.97/13,689.77 = 2,551.19/x
  3. Step 3: Cross multiply
    9,124.97x = 13,689.77 × 2,551.19
  4. Step 4: Simplify right side
    9,124.97x = 34,925,123.12
  5. Step 5: Solve for x
    x = 34,925,123.12/9,124.97
  6. Step 6: Final answer
    x = 3,827.43

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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.