Home / 9,855.10-14,786.75-5,913.95

Finding the Fourth Proportional to 9,855.10, 14,786.75 and 5,913.95

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Solution

The fourth proportional to 9,855.10, 14,786.75 and 5,913.95 is: 8,873.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855.10 : 14,786.75 = 5,913.95 : x
  2. Step 2: Convert to fraction form
    9,855.10/14,786.75 = 5,913.95/x
  3. Step 3: Cross multiply
    9,855.10x = 14,786.75 × 5,913.95
  4. Step 4: Simplify right side
    9,855.10x = 87,447,996.66
  5. Step 5: Solve for x
    x = 87,447,996.66/9,855.10
  6. Step 6: Final answer
    x = 8,873.38

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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.