Home / 10,914.15-15,058.94-6,199.95

Finding the Fourth Proportional to 10,914.15, 15,058.94 and 6,199.95

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Solution

The fourth proportional to 10,914.15, 15,058.94 and 6,199.95 is: 8,554.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.15 : 15,058.94 = 6,199.95 : x
  2. Step 2: Convert to fraction form
    10,914.15/15,058.94 = 6,199.95/x
  3. Step 3: Cross multiply
    10,914.15x = 15,058.94 × 6,199.95
  4. Step 4: Simplify right side
    10,914.15x = 93,364,644.05
  5. Step 5: Solve for x
    x = 93,364,644.05/10,914.15
  6. Step 6: Final answer
    x = 8,554.46

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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.