Home / 9,434.12-14,156.46-3,891.56

Finding the Fourth Proportional to 9,434.12, 14,156.46 and 3,891.56

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Solution

The fourth proportional to 9,434.12, 14,156.46 and 3,891.56 is: 5,839.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434.12 : 14,156.46 = 3,891.56 : x
  2. Step 2: Convert to fraction form
    9,434.12/14,156.46 = 3,891.56/x
  3. Step 3: Cross multiply
    9,434.12x = 14,156.46 × 3,891.56
  4. Step 4: Simplify right side
    9,434.12x = 55,090,713.48
  5. Step 5: Solve for x
    x = 55,090,713.48/9,434.12
  6. Step 6: Final answer
    x = 5,839.52

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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.