Home / 9,385.88-14,080.64-4,191.75

Finding the Fourth Proportional to 9,385.88, 14,080.64 and 4,191.75

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Solution

The fourth proportional to 9,385.88, 14,080.64 and 4,191.75 is: 6,288.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.88 : 14,080.64 = 4,191.75 : x
  2. Step 2: Convert to fraction form
    9,385.88/14,080.64 = 4,191.75/x
  3. Step 3: Cross multiply
    9,385.88x = 14,080.64 × 4,191.75
  4. Step 4: Simplify right side
    9,385.88x = 59,022,501.76
  5. Step 5: Solve for x
    x = 59,022,501.76/9,385.88
  6. Step 6: Final answer
    x = 6,288.44

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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.