Home / 11,084.29-15,282.71-6,885.25

Finding the Fourth Proportional to 11,084.29, 15,282.71 and 6,885.25

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Solution

The fourth proportional to 11,084.29, 15,282.71 and 6,885.25 is: 9,493.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.29 : 15,282.71 = 6,885.25 : x
  2. Step 2: Convert to fraction form
    11,084.29/15,282.71 = 6,885.25/x
  3. Step 3: Cross multiply
    11,084.29x = 15,282.71 × 6,885.25
  4. Step 4: Simplify right side
    11,084.29x = 105,225,232.21
  5. Step 5: Solve for x
    x = 105,225,232.21/11,084.29
  6. Step 6: Final answer
    x = 9,493.19

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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.