Home / 9,153.09-13,729.65-2,227.59

Finding the Fourth Proportional to 9,153.09, 13,729.65 and 2,227.59

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Solution

The fourth proportional to 9,153.09, 13,729.65 and 2,227.59 is: 3,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153.09 : 13,729.65 = 2,227.59 : x
  2. Step 2: Convert to fraction form
    9,153.09/13,729.65 = 2,227.59/x
  3. Step 3: Cross multiply
    9,153.09x = 13,729.65 × 2,227.59
  4. Step 4: Simplify right side
    9,153.09x = 30,584,031.04
  5. Step 5: Solve for x
    x = 30,584,031.04/9,153.09
  6. Step 6: Final answer
    x = 3,341.39

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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.