Home / 11,877.84-16,391.57-6,573.15

Finding the Fourth Proportional to 11,877.84, 16,391.57 and 6,573.15

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Solution

The fourth proportional to 11,877.84, 16,391.57 and 6,573.15 is: 9,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877.84 : 16,391.57 = 6,573.15 : x
  2. Step 2: Convert to fraction form
    11,877.84/16,391.57 = 6,573.15/x
  3. Step 3: Cross multiply
    11,877.84x = 16,391.57 × 6,573.15
  4. Step 4: Simplify right side
    11,877.84x = 107,744,215.48
  5. Step 5: Solve for x
    x = 107,744,215.48/11,877.84
  6. Step 6: Final answer
    x = 9,071.03

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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.