Home / 9,330.88-13,991.82-3,407.56

Finding the Fourth Proportional to 9,330.88, 13,991.82 and 3,407.56

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Solution

The fourth proportional to 9,330.88, 13,991.82 and 3,407.56 is: 5,109.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.88 : 13,991.82 = 3,407.56 : x
  2. Step 2: Convert to fraction form
    9,330.88/13,991.82 = 3,407.56/x
  3. Step 3: Cross multiply
    9,330.88x = 13,991.82 × 3,407.56
  4. Step 4: Simplify right side
    9,330.88x = 47,677,966.16
  5. Step 5: Solve for x
    x = 47,677,966.16/9,330.88
  6. Step 6: Final answer
    x = 5,109.70

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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.