Home / 9,185.85-13,784.90-5,901.30

Finding the Fourth Proportional to 9,185.85, 13,784.90 and 5,901.30

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Solution

The fourth proportional to 9,185.85, 13,784.90 and 5,901.30 is: 8,855.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.85 : 13,784.90 = 5,901.30 : x
  2. Step 2: Convert to fraction form
    9,185.85/13,784.90 = 5,901.30/x
  3. Step 3: Cross multiply
    9,185.85x = 13,784.90 × 5,901.30
  4. Step 4: Simplify right side
    9,185.85x = 81,348,731.94
  5. Step 5: Solve for x
    x = 81,348,731.94/9,185.85
  6. Step 6: Final answer
    x = 8,855.88

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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.